What Are Compound Words

The words that are written together to produce a new meaning are called compound words. There are three ways to write compound words:

Open compound words (spelled as two words)


Examples:

  • real estate, high school

Closed compound words (spelled as one word no pace between two words)


Examples:

  • sunflower, farmhouse

Hyphenated compound words (words are joined by hyphen)


Examples:

  • father-in-law, seventy-two, check-in