noun or participle which takes 'suru'
Rare, technical, or literary loanword used in formal or academic contexts to mean strongly driving someone to act. In everyday Japanese, 駆り立てる or 促す are more common.
その哲学者の言葉が彼を行動へとインペルした。
The philosopher's words impelled him to action.
Loanword from English 'impel', ultimately from Latin 'impellere'.