This is the 800th most frequent Polish word.
lipcu
"Lipcu" is the locative or dative form of "lipiec," meaning "July" in English.
'Lipcu' is in the locative case, indicating time (when something happens).
W lipcu jest lato.
In July, it's summer.
'Lipcu' is in the locative case, indicating the time of the holiday.
Spędziliśmy wspaniałe wakacje w lipcu.
We spent wonderful holidays in July.
This sentence uses 'lipcu' in the locative case to reference a time period linked to events.