Ostensible - stated or appearing to be true, but not necessarily so

Ponderous - slow and clumsy because of great weight.

"her footsteps were heavy and ponderous

Quid - a slang expression for the British pound sterling, or the British pound (GBP), the currency of the United Kingdom (U.K.)

Rotable - a Qualified Spare Part that wears over time and can be repeatedly restored to a serviceable condition over a period approximating the life of the flight equipment to which it relates.  

Serendipity - the occurrence and development of events by chance in a happy or beneficial way

Umbrage- To be offended or angered by something rude

Vamoose - depart hurriedly.

"we'd better vamoose before we're caught"

wingnut : A deciduous tree of the genus Pterocarya native to Asia.
Alternative form of wing nut

Xenocryst:  a crystal foreign to the igneous rock in which it occurs.

Yodeller: a singer who changes register rapidly (popular is Swiss folk songs) 

Ziti: pasta in medium-sized, often ridged tubes.

Alpenglow - the rosy light of the setting or rising sun seen on high mountains.

Bruxism: The medical term for grinding your teeth while asleep.

Caliginous - misty, dim; obscure, dark.

"the caliginous sky"