Ninjury: (Noun) An injury sustained through martial arts training.
EG. 'I sprained my hamstring doing high jump front kicks today. It's a really annoying ninjury!'
Thickle: (Adjective) A compression of the words 'thick' and 'fickle' to describe someone that possesses both qualities.
EG. 'UKIP's election success proves how thickle the British public can be.'
Twattoo: (Noun) A tattoo that the wearer thinks makes him or her look uber-cool, but in reality makes them look even more of a twat.
EG. 'That's an awful twattoo the idiot over there is sporting.'