on one occasion or for one time only.
I have been there once.
You should try it once.
Once upon a time.
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at once
once more
once again
one time
one occasion
one
On one occasion or for one time only
We visited the museum once a month.
He promised to call me once he arrived.
I saw her once at the party last year.
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once upon a time
once in a lifetime
once in a while
formerly
previously
one time
On one occasion or for one time only
He was a great athlete, but once he retired, he focused on coaching.
I used to love that band, but once their music changed, I lost interest.
She was a shy child, but once she started drama classes, she became more confident.
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once upon a time
once in a while
once again
one time
formerly
previously