Eagle
That would be your h-e-a-r-t !
The word is "molecule."
Examples of organic compounds that begin with the letter E include ethanol, ethylene, and esters. Ethanol is a type of alcohol commonly found in alcoholic beverages, ethylene is a simple hydrocarbon molecule used in various industrial processes, and esters are organic compounds that give many fruits their characteristic scents.
The five letter word that refers to heat is steam. When a liquid evaporates, it evaporates releasing steam whose temperature is high.
The answer to the riddle is the letter "e." It appears once in the word "day," twice in the word "week," and once in the word "year." This clever play on words highlights the frequency of the letter in each of those terms.
EagerEaterElderEnterErrorEsperEuler
enorm
juice
T - - E -TakenTakerTalesTamedTamerTamesTapedTaperTapesTaredTaresTaterThiefThreeTigerTimedTimerTimesTiredTiresTreedTreesTriedTrierTriesTypedTypes
heels heeds hiest
A word that begins and ends with E and has only 1 letter in between is EYE. Begins and ends with E and the Y is in between.
Envelope begins and ends with the letter e. It contains one letter.
Empanda was the Roman goddess of food. Her name begins with the letter E.
envy
effortless
Earn
Eternally is a synonym for forever. It begins with the letter e.