Harmful

/ˈhɑːmfl̩/

Synonyms for "harmful" (197 found)

Ranked by relevance and common usage.

Closest matches (40)

abusive adverse antagonistic badbad forbaleful baneful bitchy conflicting contaminated contrary corroding corrosive corrupting corruptive counter counteractive counterproductive cussed damaging

Show 3 more words

dangerous deadly deleterious

Adjective(13 words)

abusive conductabusive languageadverse outcomeadverse weather impactbad examplebad intentionbiological disruptioncalumnious cancerouscorrosive chemicaldamaging deadlierdegradative methods

Noun(4 words)

brand damagebruising cankering cannibalizing

Strong matches (59)

Noun(8 words)

destroyingdisease causing agentenfeeblingenvironmental destructionharming lesamalicious programmalus

destructive detrimental difficult disadvantageous disastrous disserviceable distressing evil fatal foul grievous hard hateful hazardous hostile hurtful illin oppositioninimical iniquitous

Show 14 more words

injurious insalubrious insanitary invidious lethal malefic maleficent malevolent malicious malign malignant mean mischievous miserable

Verb(4 words)

detracting disadvantaging hurting impairing

Adjective(12 words)

detractive detrimentaldetrimental influenceenvironmental harmsevilesthazardous acidhazardous chemicalhazardous choicehazardous misuseimmoral agentinjurious language-impeding

Adjective(1 words)

disastrous

Related words (98)

morbific nasty noisomenot easynoxious ominous opposed opposing opposite ornery pathogenic peccant pernicious pestiferous poisonous polluted prejudicial rigorous risky ruinous

Show 33 more words

Noun(16 words)

most disruptivenegativenegative consequencenegative impactnoxious weedpathogenic funguspathogenic potentialpollutingservice degradationtoxic chemical substancetrojan underminingunregulated fishingwounding wreaking wronging

Adjective(29 words)

nastiernegative imprintnegative influencenegative numbernegative-affectingnegative-impact eventnegative-impact studypathogenic bacilluspathogenic bacteriumpathogenic microbepathogenic organismpestilentpoisonous mushroomsanioussevere reputation damagetoxic chemicaltoxic environmenttoxic materialtoxic rumortoxic solvent

Show 9 more words

toxic substanceundesirableunfavorable conditionunhealthierunhealthy conditionunsafeunsustainable farmingviolent actvirulent microbe

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

7 relation types

More general

3 entries

adverse negative undesirable

More specific

3 entries

corrosive pathogenic toxic

Collocations

5 entries

harmful behaviorharmful effectharmful exposureharmful impactharmful substance

Inflections

2 entries

more harmfulmost harmful

Derivations

5 entries

harm harmfully harmfulness harmless harmlessly

Antonyms

1 entries

harmless

similar

40 entries

abusive bad bruising calumniatory calumnious catastrophic counterproductive damaging defamatory deleterious denigrating denigrative denigratory destructive detrimental disadvantageous

Showing 16 of 40 words.

Sample sentences

13 total sentences available.

Tatoeba + Wiktionary

Smoking may be harmful to his heart.

Source: tatoeba (19934)

Smoking is harmful to health.

Source: tatoeba (19940)

There is no denying the fact that smoking is harmful.

Source: tatoeba (19962)

Smoking is harmful to your health.

Source: tatoeba (25891)

Showing 4 of 13 available sentences.

More for "harmful"

Meaning

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