He showed me his new wristwatch.

Tentacles are used by many marine creatures to catch their prey.

He is proud of his cooking skills and always takes pride in the dishes he makes.

He got the opportunity to show his skills in the new project.

We participated in an arm wrestling tournament yesterday.

He became my arm pillow.

He fell asleep using my arm as a pillow.

He got a tattoo on his forearm.

It's better for him not to know the truth. After all, ignorance is bliss.

He is feigning ignorance about that problem.