\Sick"ly\, a. [Compar. {Sicklier}; superl. {Sickliest}.]
1. Somewhat sick; disposed to illness; attended with disease;
   as, a sickly body.
         This physic but prolongs thy sickly days. --Shak.
2. Producing, or tending to, disease; as, a sickly autumn; a
   sickly climate. --Cowper.
3. Appearing as if sick; weak; languid; pale.
         The moon grows sickly at the sight of day. --Dryden.
         Nor torrid summer's sickly smile.     --Keble.
4. Tending to produce nausea; sickening; as, a sickly smell;
   sickly sentimentality.
Syn: Diseased; ailing; infirm; weakly; unhealthy; healthless;
     weak; feeble; languid; faint.

\Sick"ly\, adv.
In a sick manner or condition; ill.
      My people sickly [with ill will] beareth our marriage.
                                               --Chaucer.

\Sick"ly\, v. t.
To make sick or sickly; -- with over, and probably only in
the past participle. [R.]
      Sicklied o'er with the pale cast of thought. --Shak.
      Sentiments sicklied over . . . with that cloying
      heaviness into which unvaried sweetness is too apt to
      subside.                                 --Jeffrey.