무릎 in inglese:

bend your knees

I like to wear my skirts knee length.

After his knee repair, he could walk without pain.

Tom hurt his left knee during practice, so John had to play the game in his place.

My brother may have to be operated on for the knee injury.

His knee turned a ghastly blackish purple from the swelling.

The breakage goes from the ankle to the knee. It's like the bone just disintegrated.

He decided to play it safe and pull out of the tournament due to his injured knee.

I'm pouring some anti-inflammatory cream on my right knee.

I will buy medicine because my knee hurts me.

It's my right knee.

I hurt my knee at GP lesson

I was on my hands and knees looking for him.

nom pl колени, g pl коленей; колен in set phrases: встать с колен to get up from one’s knees

Today I learned a lot of Spanish words and now I know how to say "cheek," "chin," and "knee."