UNIQUE WORDS game to increase our vocabulary - alphabetical order

Davit - a small crane on board a ship, especially one of a pair for suspending or lowering a lifeboat.

Fenestron - is a protected tail rotor of a helicopter operating like a ducted fan

Hodgepodge - a confused mixture

"Rob's living room was a hodgepodge of modern furniture and antiques"

Jackstall - in helicopters, it's a flight configuration when the M/R blades overpower the hydraulic servos - and the controls lock solid. (The procedure to recover from it, is to off-load the main rotor blade system.)

Longueur - a tedious passage in a book or other work

Neophyte - a person who is new to a subject, skill, or belief

Obdurate - stubbornly refusing to change one's opinion or course of action.
"I argued this point with him, but he was obdurate

QUADRAGESIMAL - adjective, ARCHAIC
(of a fast, especially one in Lent) lasting forty days.
belonging or appropriate to the period of Lent.