be-

be- ► PREFIX ▪ forming verbs: 1) all over; all round: bespatter. 2) thoroughly; excessively: bewilder. 3) expressing transitive action: bemoan. 4) affect with or cause to be: befog. 5) (forming adjectives ending in -ed) having; covered with: bejewelled.

ORIGIN Old English, related to BY(Cf. ↑by).