affected by a disease or medical condition; ill or ailing
(often used in combinations) likely to vomit; queasy or nauseated
(often + with) sickened by intense emotion, e.g. shame or fear
(+ of) having a strong aversion because of surfeit; satiated
filled with disgust or chagrin
informal disappointed or upset
mentally or emotionally disturbed; morbid
said of humour: macabre, morbid, or sadistic
archaic distressed and longing for something that one has lost or been parted from
sick for one's home
be sick
chiefly Brit to vomit
to be ill
sickish adj
[Old English sēoc]