This is the 10641st most frequent Polish word.
dopełnić
"Dopełnić" means "to complete" or "to fulfill" in English.
In this context, 'dopełnić' means to 'complete' or 'fulfill' necessary formal actions.
Muszę dopełnić formalności przed podpisaniem umowy.
I must complete the formalities before signing the agreement.
Here, 'dopełnić' signifies 'to complete' or 'to finalize' something started.
Chciała dopełnić swoje dzieło, dodając ostateczne szczegóły.
She wanted to complete her work by adding the final details.
In this case, 'dopełnić' conveys the meaning of 'to fulfill' or 'to realize' one's purpose or aspiration.