taru-adjective, adverb taking the 'to' particle
ambitious; aspiring
A yojijukugo describing a person's spirit or attitude as full of ambition and drive. Often used in literary or formal contexts.
He tackled the new venture with great ambition.
その若者は雄心勃勃たる志を抱いていた。
The young man harbored ambitious aspirations.
Standard kanji form for this yojijukugo.
Variant with 々 for the repeated character; less common but still seen.
A yojijukugo composed of 雄心 (ambitious spirit) and 勃勃 (rising vigorously). The exact historical origin is uncertain, but it follows a common pattern of four-character compounds expressing strong personal qualities.