Undefined
Undefined adjective - Not seen or understood clearly.
Undecided
Undecided adjective - Not yet settled or decided.
Undefined and undecided are semantically related. Sometimes you can use "Undefined" instead an adjective "Undecided".
Nearby Word: undecidedly
Mutual synonyms
Related pairs
- dubious and undefined
- dubious and undecided
- questionable and undefined
- questionable and undecided
- unsettled and undefined
- unsettled and undecided
- unclear and undefined
- unclear and undecided
- ambiguous and undefined
- ambiguous and undecided
- doubtful and undefined
- doubtful and undecided
- weak and undefined
- weak and undecided
Cite this Source
Undecided and Undefined. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/undefined/undecided
Undefined & Undecided. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/undefined/undecided>.
Undecided or Undefined. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/undefined/undecided.
Google Ngram Viewer shows how "undefined" and "undecided" have occurred on timeline