Synonyms of unflappable
54 similar words · 1 opposite word
Another word for unflappable is collected. Other synonyms of unflappable are even-keeled, phlegmatic, imperturbable, uncaring and dispassionate. The opposite of unflappable is flappable.
Synonyms and similar words for unflappable
adjectiveRemaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or...
- collectedCool‐headed, emotionally stable, in focus.
- cool
- even-keeledStable, not imbalanced.
- imperturbableNot capable of being, or not easily, perturbed, excited, or upset; calm and collected, even under pressure.
- adiaphroistic
- apathetic
- apathisticalApathetic; unemotional.
- blaséUnimpressed, indifferent, especially because of overfamiliarity.
- blithe
- deaf
- shiftless
- dispassionateNot showing, and not affected by, emotion, bias, or prejudice.
- dull
- enervated
- gallionic
- halfhearted
- impassive
- ineffervescibleNot effervescible.
- insouciantCasually unconcerned; carefree, indifferent, nonchalant.
- indifferent
- insensible
- jaded
- languid
- languorousLacking energy, spirit, liveliness or vitality; languid, lackadaisical.
- lethargic
- listlessLacking energy, enthusiasm, or liveliness.
- lackadaisical
- lotophagousRelating to the Lotophagi (lotus eaters).
- lukewarm
- meh
- mopeyGiven to moping; in a depressed condition, low in spirits; lackadaisical.
- nonchalant
- nonplussed US
- otiose
- phlegmaticNot easily excited to action or passion; calm; sluggish.
- pococuranteApathetic, indifferent or nonchalant.
- spiritlessLacking energy, drive, motivation or emotion. Enervated.
- supine
- tepid
- torpid
- unarousedNot aroused.
- uncaringCharacterized by a lack of care; not caring.
- unconcerned
- unenthusiasticWithout enthusiasm; unexcited.
- unimpressibleNot impressible; not sensitive; apathetic.
- uninterested
- unlivelyNot lively.
- unmoved
- untouched
- unzealousNot zealous.
- world-weary
- heartless rare
- Laodicean archaic
- torpedinous archaic
Opposite of unflappable
adjectiveRemaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or...
Meaning of unflappable
- adjective Remaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or irritated easily.
unflappable in other languages
Questions about synonyms of unflappable
- What is another word for unflappable?
- Unflappable has 54 synonyms on Word.ws, such as collected, even-keeled, phlegmatic, imperturbable, uncaring, dispassionate, listless and unenthusiastic.
- What is the opposite of unflappable?
- The opposite of unflappable is flappable.
- What does unflappable mean?
- Unflappable means remaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or irritated easily.
Source and license
Adapted from Wiktionary: unflappable (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of unflappable.” Word.ws, https://word.ws/synonyms/unflappable. Based on Wiktionary, CC BY-SA 4.0.