Question

which noun are made up of two other words that can be used in their own​

Answer 1

Answer:

Compound nouns can be made up of two or more other words, but each compound has a single meaning. They may or may not be hyphenated, and they may be written with a space between words—especially if one of the words has more than one syllable, as in living room.

Answer 2

compound noun

A compound noun is a noun made by putting two or more words together to act as one noun. These nouns can be written as one word (as in fireworks and waistline), as hyphenated words (as in well-being), or as separate words (as in ice cream).

EXPLANATION :-

Compound nouns can be made up of two or more other words, but each compound has a single meaning. They may or may not be hyphenated, and they may be written with a space between words—especially if one of the words has more than one syllable, as in living room.