vt. 理应;对…有此必要
vi. 有必要;理所当然
n. 适宜
behoove 理应,理所当然
前缀be-, 强调。-hoove, 同have, 持有,拥有。指持有的责任,理应。
Historically, it rimes with move, prove, but being now mainly a literary word, it is generally made to rime with rove, grove, by those who know it only in books. [OED]