MEANING:
Noun: favorite/favourite.
Suosikki appears in our example in the partitive singular, suosikkia with the personal suffix -si appended.
EXTRA CREDIT:
Äänestä is the imperative singular of äänestää which means ”to vote.” Äänestää is a verb which takes the partitive.
Aänestä suosikkiasi means ”Vote for your favorite.”
Finnish Word of the Day 