the letter 'e'.
Hmmm....The letter "E" maybe? It's ONCE in the word yEar.....and TWICE in the word wEEk! =)
The letter "e."
The letter 'e'.
The letter N -- although, strictly speaking, the letter N does occur once in "an hour."
In this riddle, you are the letter 'e'.
The letter E (once in a minute, twice in a week, and once in a year)
The letter "e" because its twice in lifetime, once in year, twice in week, and never in a day
The letter E.
The letter E
The letter E!
The letter 'e'. It appears once in year, twice in week and never in day.
The letter 'e'. It appears once in year, twice in week and never in day.
The letter E appears twice in the word "week" and only once in the word "year."
The letter E. wEEk and yEar.
.
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The letter "e" comes twice in the phrase "once in a year".