1) わくわく #7,213 Inflections of わくわく Class Suru verb Stem Inflected ending ✕ Link copied! Common わくわく [1] Meaning Shirabe Suru verb Adverb To-adverb Onomatopoeic to be excited; to be nervous; to be thrilled メグはわくわくしている。 Meg is filled with excitement. Forms ワクワク#4,688ワクワクわくわく#7,213わくわく Learn this word with smart reviews that adapt to you Save word