Can you guess which cooler is the most efficient?
Source: tatoeba (37634)
Efficient
/ɪˈfɪʃənt/
Synonyms for "efficient" (316 found)
Ranked by relevance and common usage.
Closest matches (64)
Adjective(23 words)
effectiveanalytical chemistry workflowanalytical efficiencyapplied skill proficiencyassetfulautomatic organizationbriskbriskestbusinesslikecleverercompact suvcompact vehicleconciseconcise solutionconvenientcutedeftestdrought-tolerantdutch krachteconomic arrangement
Show 3 more words
Noun(30 words)
amortized logarithmic complexityassembly line pushassembly-line kitchenaudio labeling toolbreakthrough learningbrusquestbulk orderingbusiness meetingclassroom organization methodclassroom routinescomputer systemcomputer system performancecomputing processcomputing systemconcise phrasingconservation ideaconservation projectconvenience mealscost benefit analysiscost effective
Show 10 more words
cruisingdata networkdeliveringdp optimizationdrip irrigation systemeconomic freedomeconomic strategyeconomical designeconomizingeconomy related
Verb(2 words)
convert electrical energyeconomized
Adjective(1 words)
Strong matches (94)
Adjective(34 words)
effective communicationeffective governanceeffective instructional tooleffective leadershipeffective leadership skilleffective mode of communicationeffective reading strategyeffective rulereffective study strategyeffective teachingefficient systematizerelastic energy conservingelegantenergy savingexpeditiousfunctional chartfunctional classroomfunctional designfunctional propertygeothermal heat pump
Show 14 more words
german kraft engineeringgood management approachgreedy algorithmhigh yieldhigh-yield lessonhybrid encryptionindustrial societiesindustrial techniquesinstructional makeoverlogistical planninglow wastemanagerialmetalworking fluidsmodern court
Noun(35 words)
effective study skillefficiency metric valueefficiency programefficient sortenergy conserving strategyenergy efficient featuresenergy transfer deviceenergy transportenergy-efficient systemenergy-saving deviceenergy-storing batteryexploitingfast foodforaging strategyfuel economy passenger vehiclegeodesichigh-yield investmenthigh-yield study methodhittingindustrial sector
Show 15 more words
leanleanerleapfroglearning performanceleast bureaucraticleast cost path metriclookup structuremanaged areameeting conductionminimalistmore productivemost economicmost effectivemost efficientmost elastic energy transfer
Adjective(1 words)
Determiner(3 words)
more chemical energy conversionmost chemical energy conversionmost saved energy
Adverb(2 words)
more organized datamore powerful test
Related words (158)
Noun(55 words)
most usablenet productiveninjaoperational characteristicoperations functionordering process systemorganized curriculumorganized government agencyorganized systemparetopolicy toolkitpostal servicepower saving habitspractical energy usepragmatic methodprocess qualityprocessing powerproducingprofessional competencepropjet
Show 35 more words
provisioning abilitypublic service deliverypurpose oriented stylequery processingresource efficiencyresource energizationrevolutionizing classroomssavingsearch algorithmsearch methodslickslickersmoothersorting algorithmspace the wordsspeech processing systemspring energy conservingsteam turbine efficiencystreamliningstrong fieldingstudy routinesuperiorsupply chainsustainable farming practicetime block designuser friendly designutilitarian designvalue timevehicle efficiencywell functioning social systemwell governed societywell organizedwell organized societywell run societywell-run laboratory
Determiner(1 words)
most usable method
Adjective(69 words)
national administration efficiencynattyneaterneatestniftiestniftyoperational competenceoperational targetorganizational disorderorganized charityorganized classroom layoutorganized governmentorganized workflowperformantphotosynthetic efficiencypolynomial-timepractical experimentspractical interpretationpractical taskpragmatic importance
Show 49 more words
productiveproductive atmosphereproductive capacity planningproductive energyproductive learningproductive resultsproductive soilproductive yielderquick mass measurementrapid decision makingresource-efficientresourcefulsleeksleekersleekestslickestsmart movesmooth house movesmooth transitionspanish recursospartan designstrategic descriptorstreamlined election systemstrong political structuresustainable farmingsustainable growthsustainable system designswedish kraftsystematic planningsystematized scheduletacticalteacher-friendlyterse prosethriftiestthriftytoolliketop performancetop-down decisiontwo-option itemusable fueluseful pondutilitarian productswell run organizationwell-run economywell-run nonprofitworking deviceworkmanlikezero frictionzippier
neatoperableoperationaloperativepowerpracticablepracticalpragmaticpragmaticalproductiveprofessionalproficientqualifiedrealizablestreamlinedstrongsuitedthriftyunwastefulup to
Show 7 more words
Verb(4 words)
Adjective(1 words)
Adverb(1 words)
well organized classroom
Choosing the right synonym
- Closest matches in this entry: effective, able, active, adequate, amortized logarithmic complexity.
- Sentence evidence is available for efficient, so synonym choice can be checked against real usage rather than a flat word list.
- Ranking signals come from wordnet, opengloss, moby, derived_reverse, and related lexical sources.
Synonym selection checklist
- Match the part of speech before comparing meanings.
- Check whether the synonym changes intensity, formality, or emotional tone.
- Read the replacement inside the full sentence, not just beside "efficient".
- Prefer the clearest word over the most unusual word when writing for speed or comprehension.
When not to replace "efficient"
Keep "efficient" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
If two options seem close, choose the one that best matches the audience and purpose of the sentence.
Replacement workflow
1. Preserve meaning
Choose a synonym only if it keeps the core idea of "efficient" intact in the sentence you are editing.
2. Tune tone
Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.
3. Re-read context
Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.
Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
Final fit check
After choosing a replacement for "efficient", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.
If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "efficient" or choose a simpler alternative from the closest-match group.
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
More general
3 entriesMore specific
4 entriescost efficientenergy efficientfuel efficienttime efficient
Collocations
6 entriesefficient processefficient study habitsefficient systemenergy efficientfuel efficienttime efficient
Inflections
2 entriesmore efficientmost efficient
Derivations
3 entriesAntonyms
1 entriessimilar
12 entriesTranslations
15 translations across 14 languages.
Bulgarian
1 entries- ефикасен adj (using a particular proportion of available energy)
Catalan
1 entries- eficient adj (using a particular proportion of available energy)
Czech
1 entries- účinný adj (using a particular proportion of available energy)
Dutch
1 entries- efficiënt adj (using a particular proportion of available energy)
Finnish
1 entries- hyötysuhde adj (using a particular proportion of available energy)
French
1 entries- efficace adj (using a particular proportion of available energy)
Hungarian
2 entries- gazdaságos adj (using a particular proportion of available energy)
- hatékony adj (using a particular proportion of available energy)
Irish
1 entries- éifeachtúil adj (using a particular proportion of available energy)
Italian
1 entries- efficiente adj (using a particular proportion of available energy)
Polish
1 entries- sprawny adj (using a particular proportion of available energy)
Portuguese
1 entries- eficaz adj (using a particular proportion of available energy)
Romanian
1 entries- but see randament adj (using a particular proportion of available energy)
Scottish Gaelic
1 entries- èifeachdach adj (using a particular proportion of available energy)
Tagalog
1 entries- episyente adj (using a particular proportion of available energy)
Sample sentences
20 total sentences available.
This computer is powerful, efficient, and easy to use.
Source: tatoeba (61064)
Efficient machinery replaced manual labor.
Source: tatoeba (240509)
The new secretary doesn't strike me as efficient.
Source: tatoeba (242353)
Showing 4 of 20 available sentences.
Common questions
What are the closest synonyms for "efficient"?
Closest matches include effective, able, active, adequate, amortized logarithmic complexity.
How should I check whether a synonym fits "efficient"?
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.