Meaning ‘near, at, in, on, within’
The final sound of this prefix sometimes changes (assimilates) to match the beginning sound of the base/word.
en- | em- |
enable enact enamour (US enamor) encamp encase enchant enclose encode encrust encrypt endear endorse endow endure enfold enforce engage engorge engrave engulf enjoin enjoy enlarge enlist enliven ennoble enmesh enquire enrage enrich enrol (US enroll) enslave ensnare ensure enthral enthuse entice entitle entomb entrance entrap entreat entrust entwine envelop envoy | embalm embargo embark embarrass embed embellish embezzle embitter embody embolden emboss embrace embroider embroil empanel empathy emphasis employ empower |