- variant of en-1 before b, p, and sometimes m: embalm.
- variant of en-2 before b, m, p, ph: embolism, emphasis.
from French assimilation of en- to following labial (see en- (1)). Also a prefix used to form verbs from adjectives and nouns.
representing Latin ex- assimilated to following -m- (see ex-).
- Variant ofen-