This is the 42nd most frequent Greek word.
έναν
The Greek word "έναν" means "one" (masculine accusative form).
Here, 'έναν' is the masculine singular accusative of 'ένας,' functioning as the article 'a' and indicating an indefinite direct object.
Βλέπω έναν άνθρωπο στο πάρκο.
I see a man in the park.
In this sentence, 'έναν' is the masculine singular accusative of 'ένας,' used to signify an indefinite noun, 'a friend.'
Έχω έναν φίλο που μένει στη Θεσσαλονίκη.
I have a friend who lives in Thessaloniki.
Here, 'έναν' is similarly the masculine singular accusative of 'ένας,' indicating an indefinite direct object, 'a method.'