discomposure

nouns

anxious embarrassment
discomfiture, discomposure, disconcertion, disconcertment
is derived from
discompose
a temperament that is perturbed and lacking in composure
discomposure
is derived from
discompose
antonym
composure
is a type of (narrower)
your usual mood
"he has a happy disposition"
disposition, temperament