Nonchalant
Definition 1 of 1

Subtle Indifference
Use 'nonchalant' to subtly imply someone doesn't care much, without being rude.

Despite the commotion, she remained nonchalant.
Hidden Excitement
'Nonchalant' can describe hiding excitement or nerves with a calm exterior.

He was nonchalant about the movie premiere, but inside, he was thrilled.
Cool Demeanor
'Nonchalant' often indicates a controlled or purposely laid-back demeanor.

Her nonchalant pose at the interview masked her anticipation.
Compare with
aloofapatheticcasualcooldetachindifferentrelaxuninterested
WordUp Chrome Extension
As you browse the web instantly look up words you don’t know.
Get Chrome Extension