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onetime Synonyms
Another word for onetime
Choosing another word for onetime depends on context, so the 12 synonyms and similar words below are separated across 3 exact definitions and ranked by match strength.
• adjective (Context 1)
Occurring, valid, or required only once rather than repeatedly.
Usage Example
"Members must pay a small one-off registration fee when they first join the fitness center."
Strongest
one-off
Strong
nonrecurring
single
• adjective (Context 2)
Having been such at a previous time; former or erstwhile.
Usage Example
"The company's current chief executive is a former software engineer who started in the entry-level ranks."
Strongest
former
erstwhile
past
Strong
previous
quondam
old
• adverb (Context 3)
At some point in the past; formerly.
Usage Example
"This quiet coastal village was formerly a bustling hub for the regional shipbuilding industry."
Strongest
formerly
once
previously
Strong
erstwhile
Opposites of onetime
The opposite of onetime shifts depending on context. Common opposites include:
recurring
current
currently
now
present
presently
ongoing
future
Cite this Entry
Wordmom. (2026). Synonyms for Onetime. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/onetime