A robot designed for war games. A good word to have up your sleeve should war turn up on the Scrabble board.
When you get all in a tiz you are confused and over excited. Not the longest Scrabble word but a useful little one, I think.
I’ve saved the best for last – a q, a z and 4 vowels! What a great Scrabble word – means snow cave or shelter made from snow (either away what a word!).