This is the 3671st most frequent Polish word.
jajka
Eggs.
The word "jajka" is in its plural form and accusative case, functioning as the direct object of the verb "kupiłem".
Kupiłem jajka w sklepie.
I bought eggs at the store.
The word "jajka" is again in its plural form and accusative case, serving as the object of the verb "malujemy".
Na Wielkanoc malujemy jajka.
At Easter, we paint eggs.
The word "jajka" is plural and is used here in the accusative-neutral case as part of the phrase "dwa jajka," which specifies their quantity.