2
innumerable(adjective, vague, unknown, general, unclear)
2
intangible(adjective, vague, unknown, general, ambiguous)
2
interminable(adjective, constant, abundant, unrestrained, endless)
2
lax(unclear, indistinct, indistinguishable)
2
mysterious
2
open-ended(adjective, vague, unknown, unfixed, unlimited)
2
oracular
2
risky(doubtful, vague, unsure)
2
suspicious(adjective, uncertain, nervous, doubtful, unsettled)
2
toneless(adjective, dull, pale, uniform, bland)
2
uncaused
2
unclassified(adjective, dull, ordinary, empty, lifeless)
2
undefinable
2
unfathomable(adjective, constant, abundant, monotonous, unrestrained)
2
unintelligible(adjective, obscure, uncertain, vague, unclear)
2
vacillant
2
wide(adjective, vague, unknown, general, liberal)
1
Delphic(nervous, insecure, unsure)
1
aleatoric
1
amaranthine(constant, abundant, monotonous, unrestrained, endless)
11 years ago|16k views|share |citing 
APASmart Define. (2015). indeterminate thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/indeterminate/thesaurus/synonyms
ChicagoSmart Define. 2015. "indeterminate thesaurus" https://smartdefine.org/indeterminate/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, indeterminate thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/indeterminate/thesaurus/synonyms>.
MLASmart Define. "indeterminate thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/indeterminate/thesaurus/synonyms>