Labyrinthine- To describe something as puzzling, complicated or confusing.
Morbid - characterized by an unusual interest in disturbing and unpleasant subjects, especially death and disease.
Numismatics: the study or collection of money, coins, and often medals
Ostensible - stated or appearing to be true, but not necessarily so
Pernicious- Something having a harmful or damaging effect gradually or subtly.
Quid - a slang expression for the British pound sterling, or the British pound (GBP), the currency of the United Kingdom (U.K.)
Rat Bast*rd - A thoroughly despicable and untrustworthy person; a scoundrel
Serendipity - the occurrence and development of events by chance in a happy or beneficial way.
a fortunate stroke of serendipity
Transceiver: a transmitter and receiver housed together in a single unit and having some circuits in common, often for portable or mobile use
Undulate - move or go with a smooth up-and-down motion
Valedictory: a closing or farewell statement or address, especially one delivered at graduation exercises
Washer - a small flat ring made of metal, rubber, or plastic fixed under a nut or the head of a bolt to spread the pressure when tightened or between two joining surfaces as a spacer or seal
Xenial- Friendly, warm, welcoming or hospitable.
Yak: a large, stocky, shaggy-haired wild ox of the Tibetan highlands, having long, curved horns; endangered