Synonyms of untenable in English:

untenable


See US English definition of untenable

See UK English definition of untenable

See Spanish definition of insostenible

adjective

1‘the Government's position is untenable’

SYNONYMS
indefensible, undefendable, unarguable, insupportable, refutable, unsustainable, unjustified, unwarranted, unjustifiable, inadmissible, unsound, ill-founded, flimsy, weak, shaky, flawed, defective, faulty, implausible, specious, groundless, unfounded, baseless, invalid, absurd, illogical, irrational, preposterous, senseless, unacceptable
ANTONYMS

tenable, defensible