This is the 945th most frequent Icelandic word.
uppá
"Uppá" means "on top of" or "up to" depending on context.
The word 'uppá' here is part of the compound 'uppáhalt', denoting 'favorite'.
Ég bjó til persónuuppáhalt mitt.
I made my favorite dessert.
The word 'uppá' indicates an offering or provision in context.
Boðið var uppá kaffihús í göngutúrnum.
We were offered a cafe during the walk.
The word 'uppá' in this instance expresses relation or perspective concerning a topic.