toothbrushyWiktionary 原文英美构词拆解toothbrushtoothbrush词干y-y后缀-yAdded to nouns and adjectives to form adjectives meaning “having the quality of”, either “involving the referent” or “analogous to it”. · Added to verbs to form adjectives meaning "inclined to".词源说明From toothbrush + -y.释义形容词adjective1informalResembling or characteristic of a toothbrush; bristly.