Bumberclart means the same as rarsclart but has a more offensive meaning.

Anatidaephobia is defined as a pervasive, irrational fear that one is being watched by a duck. The anatidaephobic individual fears that no matter where they are or what they are doing, a duck watches.

Anatidaephobia is derived from the Greek word "anatidae", meaning ducks, geese or swans and "phobos" meaning fear.

a person who like it up the bum. and likes to brag about it, even though no one gives a shit.

Clart is taken from the West Indian Word for cloth 'claart'. So bumber clart refers to Bum Cloth, as in loo roll, or sanitary towel.

Adjective; To replace any possible word you wish to disguise. Alot like 'doofar' but used to cover more degradory words up.