Arts & Culture The Naughty Etymologist This Adjective Sounds Rude But is Not! Ideastream Public Media | By Jacqueline Gerber Published March 21, 2025 at 10:15 AM EDT Facebook Twitter LinkedIn Email Listen • 0:26 aga7ta / Shutterstock The naughty-sounding word for Friday, Mar. 21, comes from the Latin, and describes a relative.