Webster's Revised Unabridged Dictionary · 1913

Behoove

Behoove ({not transcribed}) , transitive verb

[Old English bihoven, behoven, Anglo-Saxon behōfian to have need of, from behōf. See Behoof.]

To be necessary for; to be fit for; to be meet for, with respect to necessity, duty, or convenience; -- mostly used impersonally.
And thus it behooved Christ to suffer. — Luke xxiv. 46

Behoove ({not transcribed}) , intransitive verb

To be necessary, fit, or suitable; to befit; to belong as due. — Chaucer

Behoove , noun

Advantage; behoof. [Obsolete]
It shall not be to his behoove. — Gower