RichThesaurus
unresolvable
unresolvable
synonyms
insolvable
unsolvable
unsoluble
unanswerable
inexplicable
insoluble
unexplainable
perplexing
inscrutable
unable to be solved
mystifying
baffling
enigmatic
mysterious
without a solution
impenetrable
puzzling
obscure
unfathomable
unascertainable
unsolved
irresolvable
intractable
inextricable
unaccomplishable
impossible
tricky
problematic
uncontrollable
troublemaking
recalcitrant
unadaptable
unachievable
ungovernable
irrepressible
incorrigible
fiendish
difficult
inflexible
problem
refractory
hard-pressed
cross-grained
laborious
unwieldy
churlish
badass
undependable
mean
incurable
more synonyms
unresolvable
antonyms
obvious