This is the 14022nd most frequent Polish word.
potwierdziły
"Potwierdziły" means "they confirmed" in English.
The word "potwierdziły" is used to denote that experiments proved or verified a scientific statement or hypothesis.
Eksperymenty naukowe potwierdziły tezę naukowca.
Scientific experiments confirmed the scientist's hypothesis.
The word "potwierdziły" is used in the context of someone affirming a fact relating to participation or attendance.
Potwierdziły ich obecność na konferencji w zeszłym tygodniu.
They confirmed their presence at the conference last week.
The word "potwierdziły" is utilized to illustrate that evidence substantiates or validates an allegation.