Sam Harris often uses the word apocryphal on his Waking Up podcast…
The regular use of apocryphal shouldn’t be surprising when one considers that Sam basically calls bullshit for a living.
Apocryphal is used to describe statements or stories that are widely believed to be true, but aren’t.
adjective (of a story or statement) of doubtful authenticity, although widely circulated as being true.
Example: “an apocryphal story about a former president”
synonyms: fictitious, made-up, untrue, fabricated, false, spurious