arseface

As nouns the difference between taxonomy and arseface

is that taxonomy is the science or the technique used to make a classification while arseface is (uk|vulgar) a contemptible person.

As nouns the difference between ugly and arseface

is that ugly is (slang|uncountable) ugliness while arseface is (uk|vulgar) a contemptible person.

As an adjective ugly

is displeasing to the eye; not aesthetically pleasing.

As an adjective contemptible

is deserving contempt.

As a noun arseface is

(uk|vulgar) a contemptible person.