出典:Wiktionary
出典:『Wiktionary』 (2026/09/15 02:20 UTC 版)
Either imitative of the sound of giggling or a reduplicated form derived from Ancient Greek τίλλω (tíllō, “pluck, annoy”).
tītillō (present infinitive tītillāre, perfect active tītillāvī, supine tītillātum); first conjugation