Part of speech:
Lack of interest or concern, especially regarding matters of general importance or appeal; indifference.
Lack of concern, interest, or feeling; apathy
Not interested; indifferent; listless
Without wind or motion; still; quiet
Elegant and gracious; urbane
Not particularly good or bad, large or small, right or wrong, etc.; fair, average, etc.
Marked by blithe unconcern; nonchalant.
Showing lack of interest or spirit; listless; languid
Without warmth or enthusiasm; showing cool lack of concern; casually indifferent
Sluggish; dull; apathetic
Caring little; indifferent; apathetic
Not interested; indifferent.
Blithe lack of concern; nonchalance.
The state or quality of being nonchalant
Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
Lassitude is defined as a feeling of lethargy or a lack of mental or physical energy.
A lack of energy or vigor; sluggishness.
Phlegm is defined as mucus in the back of your throat or your respiratory passages, or a sluggish or calm temperament.
Lack of interest or concern; indifference.
A matter that relates to or affects one:
Find another word for unconcern. In this page you can discover 39 synonyms, antonyms, idiomatic expressions, and related words for unconcern, like: apathy, aloofness, coldness, disinterest, indifference, apathetic, calm, debonair, indifferent, insouciant and lackadaisical.