This is the 954th most frequent Finnish word.
facebookissa
"Facebookissa" means "on Facebook" in English.
The word 'Facebookissa' is used to indicate the platform (Facebook) where the action takes place.
Lähetin viestin ystävälleni Facebookissa.
I sent a message to my friend on Facebook.
The word 'Facebookissa' is used to describe the source (Facebook) of the observed content.
Näin mielenkiintoisen artikkelin Facebookissa.
I saw an interesting article on Facebook.
The word 'Facebookissa' is used to specify where the profile picture update occurred.