UNIQUE WORDS game to increase our vocabulary - alphabetical order

hyacint: a deep purplish blue to vivid violet

jellygraph -  old device for copying that used a plate of jelly

lexicon- a reference book containing an alphabetical list of words. 

NapEarth - flying , very low-altitude flight course used by military aircraft to avoid enemy detection and attack in a high-threat environment. During NOE flight, geographical features are used as cover, exploiting valleys and folds in the terrain by flying in, rather than over, them.

Pluviophile - One who loves rain; the sound of rain, feels joy & peace of mind in rain or during rainy days.

REIVE:  verb (used with or without object), reived, reiv·ing. Chiefly Scot.

to rob; plunder.

Tautology - The saying of the same thing over again in different words, needless repetition of an idea

Valiant : Brave and noble