Protein is a nutrient necessary for muscle growth.

Her hair type is very soft, and it feels good to touch.

The aerosol in this area is very dense.

That dog is reputed to be vicious.

His constitution makes him prone to catching colds.

He has a susceptibility to depression, and tends to get down over little things.

He has cyclothymia, and his mood changes drastically.

This wall is made of chalky material.

The house sold for a good price.

This room is covered with soundproofing material, so the sound doesn't leak outside.