Plausible but wrong

• Superficially plausible
• Plausible but false
• Deceptively convincing
• Superficially misleading issue cop sorted out
• Deceptively pleasing

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Specious \Spe"cious\, a. [L. speciosusgood-looking, beautiful, specious, fr. species look, show, appearance; cf. F. sp['e]coeux. See Species .] Presenting a pleasing appearance; pleasing in form or look; showy. Some [serpents] specious and beautiful ...

WordNet Word definitions in WordNet
adj. plausible but false; "specious reasoning"; "the spurious inferences from obsolescent notions of causality"- Ethel Albert [syn: spurious ] plausible but false; "a specious claim" based on pretense; deceptively pleasing; "the gilded and perfumed but ...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
late 14c., "pleasing to the sight, fair," from Latin speciosus "good-looking, beautiful, fair," also "showy, pretended, plausible, specious," from species "appearance, form, figure, beauty" (see species ). Meaning "seemingly desirable, reasonable or probable, ...

Wiktionary Word definitions in Wiktionary
a. 1 Seemingly reasoned, plausible or true, but actually fallacious. 2 Having an attractive appearance intended to generate a favorable response; deceptively attractive. 3 (context obsolete English) beautiful, pleasing to look at.

Wikipedia Word definitions in Wikipedia