This is the 790th most frequent Lithuanian word.
pirmųjų
"Of the first" or "the first's" (genitive plural form).
Here, 'pirmųjų' is used as a numeral adjective, referring to an ordinal number in the plural genitive case.
Tie senovės miesteliai buvo vieni iš pirmųjų.
Those ancient towns were among the first.
In this sentence, 'pirmųjų' is linked to 'dienų' to indicate a specific time reference early in a period.
Mes prisimename visas pirmųjų dienų pamokas.
We remember all the lessons from the first days.
Here, 'pirmųjų' associates with 'obuolių,' highlighting the exclusivity of the subject among others in a chronological context.