Find Antonyms

undated Antonyms

Opposite of undated

Because the opposite of undated shifts with each meaning, the 9 antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Not marked with or assigned a specific date; lacking a recorded date of creation, publication, or occurrence.

Usage Example

"The archivist discovered several dated letters tucked inside the back cover of the nineteenth-century journal."

Strongest
dated

• adjective (Context 2)

Not made obsolete or old-fashioned by the passage of time; remaining fresh and relevant.

Usage Example

"Her minimalist architectural designs have an dated appeal that continues to inspire modern builders."

Strongest
dated
outdated
old-fashioned
outmoded
Strong
obsolete
passé

• adjective (Context 3)

Having a wavy surface or margin, especially in botany or heraldry.

Usage Example

"The specimen was identified by its broad, flat leaves that rippled gently along the edges."

Strong
flat
straight
smooth

Similar words to undated

Words similar to undated shift depending on context. Common synonyms include:

undulate
dateless
wavy
timeless
ageless
sinuous
classic
rippled
See all synonyms of undated

• Nearby Words

undamaged
undanceable
undatable
undated
undaunted
undead
undebatable

Cite this Entry

Wordmom. (2026). Antonyms for Undated. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/undated
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