- EPNS
- epoch
- epoch-making
- eponym
- eponymous
- epoxy
- epoxy resin
- EPROM
- Epsom salts
- EQ
- equable
- equably
- equal
- Equal Opportunities Commission
- equal sign
- equality
- equalization
- equalize
- equalizer
- equally
- equanimity
- equatable
- equate
- equation
- equator
- equatorial
- Equatorial Guinea
- equerry
- equestrian
- equestrianism
- equidistant
- equilateral
- equilibrium
- equine
- equinoctial
- equinox
- equip
- equipage
- equipment
- equipoise
- equitable
- equitably
- equitation
- equity
- equivalence
- equivalent
- equivocal
- equivocally
- equivocate
- equivocation
- er
- ER
- era
- ERA
- eradicate
- eradication
- erasable
- erase
- erase head
- eraser
- erasing
- Erasmus
- erasure
- erbium
- ere
- erect
- erectile
- erection
- erector
- erg
- ergative
- ergo
- ergometer
- ergonomic
- ergonomically
- ergonomics
- ergot
- ergotism
- erica
- Erie
- ERISA
- Eritrea
- Eritrean
- ERM
- ermine
- Ernie
- erode
- erogenous
- Eros
- erosion
- erosive
- erotic
- erotica
- erotically
- eroticism
- erotomania
- err
- errand
- errand boy
- errant
- errata
- erratic
- erratically
- erratum
- erroneous
- erroneously
- error
- error correction
- error message
- ersatz
- erstwhile
- eructation
- erudite
- eruditely
- erudition
- erupt
- eruption
- erysipelas
- erythema
- erythrocyte
- erythromycin
- ESA
- escalate
- escalation
- escalator
- escalator clause
- escalope
- escapade
- escape
- escape clause
- escape hatch
- escape lane
- escape mechanism
- escape pipe
- escape road
- escape route
- escape valve
- escape velocity
- escape wheel
- escaped
- escapee
- escapement
- escapism
- escapist
- escapologist
- escapology
- escarole
- escarpment
- eschatological
- eschatology
- escheat
- eschew
- escort
- escort agency
- escrow
- escutcheon
- ESE
- ESF
- e-shopping
- e-signature
- esker
- Eskimo
- ESL
- esophagus
- esoteric
- esp.
- ESP
- espadrille
- espalier
- esparto
- especial
- especially
- Esperanto
- espionage
- esplanade
- espousal
- espouse
- espresso
- espy
- Esq.
- esquire
- essay
- essayist
- essence
- essential
- essentially
- est.
- EST
- establish
- established
- establishment
- estate
- estate agency
- estate agent
- estate car
- estate duty
- estate-bottled
- estd.
- esteem
- esteemed