fun / LOL (laughing out loud, although it is not an acronym in Dutch)

winter

(unofficial) Alternative letter-case form of btw.

gratuitous, not obliged to

millennium

free, without charge

(archaic) singular past subjunctive of treden

(slang or childish) Alternative form of pis; pee, piss.

Third-person singular, masculine and neuter possessive pronoun: his, its.

dictionary