YUCK
Etymology 1
Interjection
yuck
Uttered to indicate disgust usually toward an objectionable taste or odour. [from 1966]
Antonym: yum
Synonyms
• See yuck
Noun
yuck (plural yucks)
(uncountable) Something disgusting.
(countable) The sound made by a laugh.
Etymology 2
Verb
yuck (third-person singular simple present yucks, present participle yucking, simple past and past participle yucked)
(obsolete) To itch.
Source: Wiktionary
Yuck, v. i. Etym: [Cf. G. jucken, D. yeuken, joken. See Itch.]
Definition: To itch. [Prov. Eng.] Grose.
Yuck, v. t.
Definition: To scratch. [Prov. Eng.] Wright.
Source: Webster’s Unabridged Dictionary 1913 Edition