σικχός

A. squeamish, fastidious person, esp. in eating, opp. παμφάγος, Arist. EE 1234a6, cf. Plu. 2.87b, Ath. 6.262a.
II. sickening, offensive,= ἀηδής, Hsch.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project