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English Words Starting With E

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Noun Verb Adjective Adverb Plural noun Suffix Combining form Verb (transitive)Verb (intransitive)Verb (ambitransitive)

energy drink
nounB1-B2
/ˈenədʒi drɪŋk/A beverage marketed to provide a short-term boost in physical energy, alertness, or focus, typically containing high levels of caffeine, sugar, and often other stimulants.
energy efficiency ratio
nounC1 (Advanced)
/ˈenədʒi ɪˈfɪʃnsi ˈreɪʃiəʊ/A numerical measure of the efficiency of an appliance, especially air conditioners or heat pumps, representing the ratio of cooling/heating output (in BTUs) to the electrical energy input (in watt-hours).
energy gap
nounC1
/ˈenədʒi ɡæp/A deficit or shortfall in the amount of energy available or required.
energy level
nounB1
/ˈen.ə.dʒi ˌlev.əl/The amount of physical or mental vigor, enthusiasm, and activity a person or system has at a given time.
energy obesity
nounLow (specialist/professional)
/ˈɛnədʒi əʊˈbiːsəti/A metaphorical term describing the excessive, wasteful, or inefficient use of energy (often electricity or fuel) by systems, buildings, or entire societies, analogous to how the body stores excess calories.
energy poverty
nounIntermediate (B2/C1)
/ˈen.ə.dʒi ˌpɒv.ə.ti/The condition of being unable to afford sufficient energy services (especially heating, cooling, and electricity) to maintain a decent standard of living.
energy star program
nounC1
/ˈenədʒi stɑː ˈprəʊɡræm/A voluntary program established by the US Environmental Protection Agency and the Department of Energy that sets standards for energy-efficient consumer products and buildings.
enervate
adjectiveverbverb-transitiveC2
/ˈɛnəveɪt/To drain of energy or vitality; to weaken physically or mentally.
enesco
nounVery Low
/ɛˈnɛskəʊ/The word 'enesco' is not a standard English word. It appears to be a proper noun, most commonly recognized as the surname of the Romanian composer and violinist George Enescu (1881–1955).
enewetak
nounVery Low
/ˌɛnɪˈwiːtæk/A coral atoll in the Pacific Ocean, part of the Marshall Islands.
enface
verbverb-transitiveRare/Specialized
/ɪnˈfeɪs/to write or print on the face of a document (typically a cheque, draft, or official form).
enfant perdu
nounC2
/ˌɒ̃.fɒ̃ pɛə.ˈdjuː/A lost child; specifically, a soldier sent on a suicide mission or assigned to an extremely hazardous, forward outpost.
enfant sauvage
nounLow frequency / Specialized
/ˌɒ̃.fɒ̃ səʊˈvɑːʒ/A child who has lived isolated from human contact from a very young age, often without social skills or language.
enfant terrible
nounC2
/ˌɒ̃.fɒ̃ teˈriː.blə/A person, typically young, whose unorthodox or controversial behavior or ideas shock, embarrass, or upset established figures in their field.
enfeeble
verbverb-transitiveC2
/ɪnˈfiːb(ə)l/To make someone or something weak, frail, or lacking in strength.
enfeoff
verbverb-transitiveC2
/ɪnˈfiːf/to invest someone with a fee or estate in land (a fief) under the feudal system; to grant freehold property.
enfetter
verb-transitiveLow
/ɪnˈfɛtə/To bind with or as if with fetters; to shackle or restrain physically.
enfever
verb-transitiveRare
/ɪnˈfiːvə/To cause to have a fever; to excite or inflame, as with passion.
enfield
nounLow
/ˈɛnfiːld/A topographical surname; a place name for a district in North London; the name of a heraldic composite creature (a fox's head, eagle's talons, wolf's body).
enfield rifle
nounLow
/ˈɛnfiːld ˌraɪf(ə)l/A historically significant type of rifled, muzzle-loading firearm, primarily associated with the British Empire's 19th-century armed forces.

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