SuaviloquyToday’s word

supervene

Supervene, v. i. [imp. & p. p. Supervened; p. pr. & vb. n. Supervening.]

Etymology: [L. supervenire, superventum, to come over, to come upon; super over + venire to come. See Super-, and Come, and cf. Overcome.]

To come as something additional or extraneous; to occur with reference or relation to something else; to happen upon or after something else; to be added; to take place; to happen. Such a mutual gravitation can never supervene to matter unless impressed by divine power. Bentley. A tyrany immediately supervened. Burke.

Shades of meaning

Fernald has no entry of its own for supervene; he lists it under happen.

He lists it without comment; the entries above explain its neighbors.