This is the 12952nd most frequent Russian word.
лисичке
"Лисичке" is the dative case of "лисичка," meaning "to/for the little fox."
Here, 'лисичке' is used as a dative case of the feminine noun 'лисичка', meaning 'to the fox'.
Я дал лесной лисичке кусочек сыра.
I gave the forest fox a piece of cheese.
Here, 'лисичкой' is used as an instrumental case of the noun 'лисичка', meaning 'with the fox'.
Маленькая девочка играла с милой лисичкой.
The little girl was playing with a cute fox.
Here, 'лисичка' is used in the nominative case referring to a type of mushroom called chanterelle.