"Φίλεψαν" is past tense, third plural of the verb "φιλεύω".
"Φιλεύω" means: Treat food that I have prepared, usually at my home, without luxuries and generally not in large quantities.
Example:
Έλα μέσα να σε φιλέψω ένα ούζο.
Came in, let me treat you an ouzo.
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Vasiliki Baskou, Instructor/Director, https://learn-greek-online.com.
