knowbie

As nouns the difference between knowbie and null

is that knowbie is (internet) an experienced internet user while null is zero, nil; the cardinal number before einn.

As nouns the difference between noob and knowbie

is that noob is (internet slang|pejorative) a newb or newbie; refers to the idea that someone is new to a game, concept, or idea; implying a lack of experience also, in some areas the word noob can mean someone is obsessed with things while knowbie is (internet) an experienced internet user.

As nouns the difference between taxonomy and knowbie

is that taxonomy is the science or the technique used to make a classification while knowbie is (internet) an experienced internet user.