THESAURUS
plausibility
acceptability, admissibility, apparent soundness, believability, believableness, casuistry, circularity, color, common sense, conceivability, credibility, credit, disingenuousness, distortion, equivocalness, equivocation, evasive reasoning, fallaciousness, fallacy, insincerity, jesuitism, jesuitry, justifiability, justness, logic, logicality, logicalness, misapplication, mystification, obfuscation, obscurantism, oversubtlety, perversion, philosophism, plausibleness, rationality, rationalization, reason, reasonability, reasonableness, reliability, sense, sensibleness, sophism, sophistical reasoning, sophistication, sophistry, sound sense, soundness, special pleading, speciosity, specious reasoning, speciousness, subtlety, sweet reason, tenability, trustworthiness, vicious circle, vicious reasoning
ROGET THESAURUS
plausibility
Probability
N
probability, likelihood, credibleness, likeliness, vraisemblance, verisimilitude,
plausibility, color, semblance, show of, presumption, presumptive evidence, circumstantial evidence, credibility, reasonable chance, fair chance, good chance, favorable chance, reasonable prospect, fair prospect, good prospect, favorable prospect, prospect, wellgrounded hope, chance, probable, likely, hopeful, to be expected, in a fair way, plausible, specious, ostensible, colorable, ben trovato, well-founded, reasonable, credible, easy of belief, presumable, presumptive, apparent, probably, belike, in all probability, in all likelihood, very likely, most likely, like enough, odds on, odds in favor, ten to one, apparently, seemingly, according to every reasonable expectation, prim=a facie, to all appearance, the chances, the odds are, appearances are in favor of, chances are in favor of, there is reason to believe, there is reason to think, there is reason to expect, I dare say, all Lombard Street to a China orange.