Word types is a broad term that encompasses many different categories of words. Nouns are one type of word, which are used to name people, places, things, or ideas. Nouns can be further divided into common nouns, proper nouns, collective nouns, and abstract nouns. Common nouns refer to general items, such as 'CLASS='font-bold underline-link hover:text-barberry-yellow'>DOG' or 'CLASS='font-bold underline-link hover:text-barberry-yellow'>CHAIR'. Proper nouns refer to specific items, such as 'CLASS='font-bold underline-link hover:text-barberry-yellow'>FIDO' or 'Eiffel Tower'. Collective nouns refer to groups of items, such as 'CLASS='font-bold underline-link hover:text-barberry-yellow'>HERD' or 'CLASS'. Abstract nouns refer to intangible items, such as 'LOVE' or 'HAPPINESS'.