Whispicious 

To whisper in a particularly suspicious or devious manner

“I was whispiciously communicating with my boon companion in Latin”

Whispicious by H.M.S. Sesquipedalophobia May 11, 2023

woospicious 

Woospicious. BS on the internet made up of unproven claims of benefit. Mainly in the health industry.

.

"I totally fixed my (*insert disease/ailment here) by drinking this juice/eating this/eating that/"
"That sounds woospicious to me"

woospicious by PurpleSquirrel May 11, 2016