What is the meaning of Auf?

ISO 639-5 language code for Arawan languages.

A changeling or elf child; a child left by fairies.

A deformed or foolish child; a simpleton; an oaf.

on, upon (positioned at the top of)

on, onto, up (moving to the top of)

on (indicating responsibility)

in, at; used with certain nouns instead of bei or in

to; used with certain nouns instead of zu or in

in (see usage note below)

in (of a word: ending with some sound or syllable)

on (a day; usually of the week)

for (during the continuation of)

to, for (indicating purpose, goal or wish)

by (used to separate dimensions when describing the size of something)

open

finished; gone (food)

up; awake; out of bed

carry on (continue or proceed as before)

have a go

Source: wiktionary.org