Combustible

/kəmˈbʌstɪbəl/

Synonyms for "combustible" (76 found)

Ranked by relevance and common usage.

Closest matches (16)

Adjective(2 words)
burnable gascombustive
Noun(3 words)
burnable materialcombustible materialcombustibles

Strong matches (22)

edgyethaneethanolexcitableexplosivefieryfireballfiringflammableflammable materialfuelfuel additivefuel dopegasgas carbon
Noun(6 words)
fieryflammableflammable liquidflammable materialfuelfuel gas
Adjective(1 words)
flammable gas

Related words (38)

Choosing the right synonym

  • Closest matches in this entry: accendible, alcohol, benzine, briquette, burnable.
  • Sentence evidence is available for combustible, so synonym choice can be checked against real usage rather than a flat word list.
  • Ranking signals come from moby, derived_reverse, opengloss, wordnet, 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 "combustible".
  • Prefer the clearest word over the most unusual word when writing for speed or comprehension.

When not to replace "combustible"

Keep "combustible" 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 "combustible" 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 "combustible", 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 "combustible" or choose a simpler alternative from the closest-match group.

Related word relations

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

7 relation types

More general

8 entries
energy sourcefigurative usageflammabilityfuelmaterialphysical propertyrhetorical featuresubstance

More specific

12 entries
coalcombustible gascombustible liquidcombustible solidfiery rhetoricgasolineheated debateincendiary remarkskerosenenatural gasoilwood

Collocations

7 entries
combustible dustcombustible gascombustible liquidcombustible materialcombustible wastecombustibles storagenoncombustible material

Inflections

3 entries
combustiblesmore combustiblemost combustible

Derivations

3 entries

Antonyms

1 entries

similar

10 entries

Sample sentences

10 total sentences available.

Tatoeba + Wiktionary

My favorite short film of the project Short Peace is Combustible.

Source: tatoeba (10819669)

Avoid microwaving flammable or combustible materials.

Source: tatoeba (11892052)

What's surprising is that reducing certain materials from the macro to the nano scale radically changes some of their properties. For example, gold becomes a liquid at room temperatures, aluminum becomes combustible, and silicon turns into a conductor instead of an insulator. So these very small materials behave in ways that are not yet completely understood, and just the fact that they are unimaginably small creates a lot of the controversy. People fear that smaller nanotech particles in the environment might be accidentally absorbed by the human body, that invisible surveillance devices could watch our every move, or that microscopic new weapons would threaten our security in unforeseen ways.

Source: tatoeba (12250679)

Dumping fertilizer on top of whatever mysterious goop was in the storage tank created a combustible mix which caught fire.

Source: wiktionary

Showing 4 of 10 available sentences.

Common questions

What are the closest synonyms for "combustible"?

Closest matches include accendible, alcohol, benzine, briquette, burnable.

How should I check whether a synonym fits "combustible"?

Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.

More for "combustible"