Directions: The given question has some words that have a group of common letters. Study the words and select the correct meaning for the group of letters that are common.

Study the following words: Insomnia, Insomniac, Somnambulist, Somnolent What does the common part “somn” mean?

The Latin root 'somn' means sleep, which appears in all four words: Insomnia (inability to sleep), Insomniac (someone with insomnia), Somnambulist (sleepwalker), and Somnolent (sleepy or drowsy). Understanding common etymological roots helps decode unfamiliar words by recognizing shared meaning components across related terms.