spi shəs
adjective
1: apparently true, genuine, or plausible, but actually worthless, as an argument or evidence.
Some people are convinced by such specious reasoning, but I am not.
antonym: valid
2: deceptively appealing; misleading.
“Lovers of true charm are not seduced by the specious or formulaic.” (Terry Theise, Reading Between the Wines, p.82)