A root word is a basic word that can have prefixes or suffixes added to it to form new words. Think of it as the simplest form of a word, without any added parts that change its meaning or function.
Let's analyze the options given:
Unhappy - The root word here is 'happy,' with the prefix 'un-' added. 'Un-' is a prefix meaning 'not,' so 'unhappy' means not happy.
Joyful - The root word is 'joy,' with the suffix '-ful.' The suffix '-ful' means 'full of.' Therefore, 'joyful' means 'full of joy.'
Write - This is a root word on its own. It stands alone without any prefixes or suffixes.
Replaying - The root word is 'play,' with the prefix 're-' and suffix '-ing.'
'Re-' means again or back.
'-ing' indicates a continuous action.
From the options given, the word that represents a root word is c. Write . It is the simplest form of the word without any additional parts to alter its meaning.