tenable
I
adjective
acceptable, befitting, believable, capable of being maintained, defendable, defensible, dependable, deserving, fitting, immune, imperdible, impregnable, inviolable, invulnerable, justifiable, legitimate, logical, maintainable, plausible, proper, rational, reasonable, reliable, strong, supportable, trustworthy, unassailable, unattackable, unchallengeable, unquestionable, vindicable, warrantable, well-founded, well-grounded
II
index
believable, colorable (plausible), convincing, defensible, inexpugnable, persuasive, reasonable (rational)
Burton's Legal Thesaurus.
William C. Burton.
2006