RichThesaurus
unattempted
unattempted
synonyms
experimental
new
conjectural
exploratory
test
unproven
untried
untested
pilot
speculative
unestablished
unsubstantiated
prototype
trial
unpracticed
unproved
alleged
unchecked
unexplored
idle
unverified
doubtful
innocent
untrue
problematic
unreliable
unattested
supposed
uncorroborated
disproven
unattempted
antonyms
well tried
established