This is the 3327th most frequent Polish word.
ulica
"Ulica" means "street" in English.
Here, 'ulicy' is used in its locative case, indicating the location where the action takes place.
Chodzę codziennie po tej ulicy.
I walk on this street every day.
In this instance, 'ulica' operates as the subject, being in its nominative form to describe the street.
Ta ulica jest bardzo ruchliwa.
This street is very busy.
Here, 'ulic' is used in its genitive plural form to describe multiple streets being the object of the construction activity.