UNIQUE WORDS game to increase our vocabulary - alphabetical order

Juxtaposition: the act or an instance of placing two or more things side by side often to compare or contrast or to create an interesting effect  

Lignite - a soft brown type of coal

Nelson - a move in a wrestler stands behind his/her opponent, puts one or both arms underneath the opponents arm(s) and holds the back of the opponent's neck

Pastern - the part of a horse's foot between the fetlock and the hoof

Rellie - a relative

Thalassotherapy - the use of sea water as beauty or health treatment

Venial - not very serious and therefore able to be forgiven

Xenocurrency: currency circulating or traded in money markets of countries outside its country of issue