sophism
[noun]
Synonyms: fallacy, casuistry, deception, deceptiveness, delusion, equivocation, sophistry, speciousness, spuriousness

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Related Words: illogicality, irrationality, invalidity, unsoundness, claptrap

[TahlilGaran] English Synonym Dictionary ▲

sophism noun. ['sɒfɪz(ǝ)m] Also sophom, sophum. LME.
[Old French sophime (mod. sophisme) from Latin from Greek sophisma clever device, trick, argument, from sophizesthai devise, become wise, from sophos wise, clever: see -ISM.]
1. A plausible but fallacious argument, esp. one intended to deceive or to display ingenuity in reasoning. LME.

2. Specious or oversubtle reasoning, sophistry, casuistry. M18.

[TahlilGaran] English Dictionary ▲