This is the 978th most frequent Finnish word.
teemu
"Teemu" is a Finnish male given name.
The word 'Teemu' is used as a proper noun, serving as the subject of the sentence.
Teemu pelaa tänään jalkapalloa.
Teemu is playing football today.
The word 'Teemun' is the partitive case of the proper noun 'Teemu', used to indicate the direct object of the action.
Näin Teemun eilen kaupungilla.
I saw Teemu in the city yesterday.
The word 'Teemu' is again a proper noun, acting as the subject of this sentence.