takes する, adverb, adverb taking the と particle

Onomatopoeic or mimetic word.
  1. to be excited, to be nervous, to be thrilled.

Variations

Pronunciation Kanji Kana Is Common
 
 
 
 
わくわく
 
 
 
 
ワクワク
 
 
 
 
 
ワックワク