Hear a word and type it out. How many can you get right?
TAKE THE QUIZ“once in a”
The following 3 entries include the term once in a.
every once in a while
idiom: sometimes but not often : from time to time : occasionally
once in a blue moon
idiom: very rarely
once in a lifetime
idiom: very rare or very rarely
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Merriam-Webster unabridged
