RhymeZone: titchy definitions

Definitions of titchy:

adjective: (informal) Tiny, very small.
adjective: Alternative form of tetchy: touchy, easily annoyed, irritated, or offended. [Synonym of touchy: easily annoyed or irritated, peevish, testy, irascible; also (figuratively) extremely sensitive, difficult to manage, use, or work.]

(Definitions from Wiktionary)