brainfuck

As nouns the difference between taxonomy and brainfuck

is that taxonomy is the science or the technique used to make a classification while brainfuck is (vulgar) something that destabilizes, confuses, or manipulates a person's mind.

As a verb brainfuck is

(vulgar) to destabilize, confuse, or manipulate a person's mind.

Headfuck is a synonym of brainfuck.

In vulgar terms the difference between brainfuck and headfuck

is that brainfuck is to destabilize, confuse, or manipulate a person's mind while headfuck is anything confusing, that interferes with the usual functioning of the brain.

As a proper noun Brainfuck

is a minimalist esoteric programming language, created for amusement, in which every basic machine instruction is represented by a single character.

As a verb brainfuck

is to destabilize, confuse, or manipulate a person's mind.