This is the 375th most frequent Ukrainian word.
великі
"Великі" in English means "big" or "large" (plural).
'великі' describes the size or magnitude of plural objects, referring here to the large buildings.
Ці великі будинки здаються надзвичайно просторими.
These large buildings seem extremely spacious.
Here, 'великі' metaphorically describes the significance or importance of achievements.
Великі досягнення вимагають серйозних зусиль.
Great achievements require serious efforts.
In this case, 'великі' refers to the physical size of plural animals, implying 'large ducks.'