mellow(RELAXED)
relaxed(NOT WORRIED)
Thesaurus: synonyms, antonyms, and examples
relaxed
relaxedAfter my massage, I was quite relaxed.
restedAfter our long holiday, I was rested and ready to get back to work.
mellowHe is a very mellow baby.
easy-goingShe's a generous and easy-going boss.
laid-backHe's so laid-back, I've never seen him get upset about anything.
zenShe's totally zen about child-rearing.
SMART Vocabulary: related words and phrases
Calm and relaxed
(as) cool as a cucumberidiom
at (your) leisureidiom
be at peace with the worldidiom
biddable
calmly
easy come, easy goidiom
easy-going
equilibrium
fluidly
free-flowing
peaceably
peacefully
peacefulness
placable
placid
uninhibited
unpressured
unpressurized
unruffled
unshockable
laid-back | American Dictionary
laid-back
adjective
us/ˈleɪdˈbæk/
not tending to get anxious about behavior or things that need to be done:
It’s a laid-back company – you can choose your own hours and the dress is very casual.