Superficially misleading issue cop sorted out

• Plausible but false
• Plausible but wrong
• Deceptively pleasing
• False
• Superficially plausible
• Convincing at first, but flawed

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
adjective EXAMPLES FROM OTHER ENTRIES ▪ specious logic EXAMPLES FROM CORPUS ▪ All that is needed is a positive approach and an end to the specious fear of isolation. ▪ Even so, the size-and-weight-of-head argument is a rather specious one. ▪ In the history ...

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 ...

Wikipedia Word definitions in Wikipedia