[sick.ly] adj (14c) 1: somewhat unwell; also: habitually ailing
2: produced by or associated with sickness "a ~ complexion" "a ~ appetite"
3: producing or tending to produce disease: unwholesome "a ~ climate"
4. a: appearing as if sick b: lacking in vigor: weak "a ~ plant"
5: sickening "a ~ odor" "a ~ green" -- sick.li.ness n -- sickly adv
[2]sickly vt sick.lied ; sick.ly.ing (1763): to make sick or sickly