QUITCH

Etymology 1

Verb

quitch (third-person singular simple present quitches, present participle quitching, simple past and past participle quitched)

(transitive, obsolete) To shake (something); to stir, move. [8th-13th c.]

(intransitive, now UK, regional) To stir; to move. [from 13th c.]

(intransitive) To flinch; shrink.

Etymology 2

Noun

quitch (uncountable)

Elymus repens, couch grass (a species of grass, often considered a weed)

Source: Wiktionary

Quitch, n.

1. (Bot.)

Definition: Same as Quitch grass.

2. Figuratively: A vice; a taint; an evil. To pick the vicious quitch Of blood and custom wholly out of him. Tennyson .

Source: Webster’s Unabridged Dictionary 1913 Edition