Adverb (fukushi), Adverb taking the 'to' particle, Suru verb
dimly; faintly; indistinctly; vaguely
Onomatopoeic or mimetic word
absentmindedly; vacantly; carelessly; in a spaced out manner
Onomatopoeic or mimetic word
idly; aimlessly
Onomatopoeic or mimetic word
Noun
absentmindedness
absentminded person; fool; dunce
Also written ボンヤリ