This is the 999th most frequent Greek word.
φετινό
"Φετινό" means "this year's" or "of this year" in English.
In this sentence, 'φετινό' (this year's) is used as an adjective to describe the noun 'καλοκαίρι' (summer), indicating possession of the timeframe of the current year.
Το φετινό καλοκαίρι ήταν πιο ζεστό από το περσινό.
This year's summer was hotter than last year's.
Here, 'φετινή' (this year's) is the feminine form of the adjective, agreeing with the gender of 'εκπαίδευση' (education).
Η φετινή εκπαίδευση ήταν δύσκολη λόγω της τεχνολογικής μετάβασης.
This year's education was challenging due to the technological transition.
In this statement, 'φετινά' (this year's) is the plural form of the adjective, matching the plurality of 'Χριστούγεννα' (Christmas).