This is the 886th most frequent Swedish word.
full
Drunk.
Here 'full' means 'drunk', referring to the state of being intoxicated.
Han är full i kväll.
He is drunk tonight.
In this case, 'full' describes something that is filled to its capacity.
Glaset är helt full.
The glass is completely full.
Here, 'fullt' (adverb form of 'full') emphasizes the completeness of attention.