This is the 3512th most frequent Polish word.
świadczyć
"Świadczyć" means "to testify," "to provide," or "to render."
In this sentence, 'świadczyć' is used to express the act of providing professional services.
Moja firma świadczy usługi doradcze.
My company provides consulting services.
Here, 'świadczyć' means to indicate or serve as evidence of something.
Jej postawa świadczy o dużym zaangażowaniu.
Her attitude testifies to her great dedication.
In this case, 'świadczyć' is used in the context of confirming or certifying something.