Unwell

1. (a.) Not well; indisposed; not in good health; somewhat ill; ailing.

2. (a.) Specifically, ill from menstruation; affected with, or having, catamenial; menstruant.

Thesaurus Entries

ailing, bad, below par, critically ill, donsie, down, faint, faintish, feeble, feeling awful, feeling faint, feeling something terrible, frail, ill, in danger, indisposed, infirm, laid low, low, mean, mortally ill, not quite right, off-color, offish, out of sorts, poorly, qualmish, queasy, rocky, seedy, shaky, sick, sick unto death, sickish, sickly, squeamish, taken ill, under the weather, weakly, wobbly