out of sorts
• slightly unwell.
• "she's been feeling nauseous and generally out of sorts"
Similar:
unwell,
ill,
poorly,
bad,
indisposed,
not oneself,
sick,
queasy,
nauseous,
nauseated,
peaky,
liverish,
green around the gills,
run down,
washed out,
off,
off colour,
under the weather,
below par,
not up to par,
not up to the mark,
funny,
peculiar,
rough,
lousy,
rotten,
awful,
terrible,
dreadful,
crummy,
grotty,
ropy,
wabbit,
peely-wally,
crook,
seedy,