relaxed
The leading actor looks unrelaxed and unnatural in his period costume and wig.
Sometimes these days he's so unrelaxed he can't play his normal game.
He insists that his performers should be constantly unsettled and unrelaxed on stage.
Several of the new mothers admitted that they had felt very anxious or unrelaxed during breast-feeding.
She lay there, tense and unrelaxed.

SMART Vocabulary: related words and phrases

Anxious and worried
(all) hot and botheredidiom
aflutter
agitated
angsty
anxious
fretfully
frightened
fuss
get in a sweatidiom
goosey
pit of your stomachidiom
preoccupied
prey
prey on sb's mindidiom
prey on something
worried
worriedly
worrier
worrywart
wound up