rzęs

In a sentence

• Na jego twarzy widniały grube rzęsy.

  On his face, thick eyelashes were visible.

  Here, the word "rzęs" contextually refers to eyelashes, which are hairs that grow on the edge of the eyelids.

• Ona pieczołowicie pielęgnuje swoje rzęsy.

  She carefully takes care of her eyelashes.

  In this sentence, "rzęs" refers to eyelashes in the context of personal care or cosmetic routine.

• Widziałem rzęsy trzcin nad brzegiem rzeki.

  I saw reeds by the river's edge.

  Here, "rzęs" metaphorically refers to reeds, which are grasses commonly found near water bodies.