Educational Development

noun a word used to identify any of a class of people, places, or things

verb a word used to describe an action, state, or occurrence

preposition a word governing, and usually preceding, a noun or pronoun and expressing a relation to another word or element in the clause

article a word that is used with a noun to specify grammatical definiteness of the noun

• It is important to keep inexperienced players on the sidelines during crucial matches.
• Let's keep the new recruits on the sidelines until they are ready to play.
• I think we should keep the benchwarmers on the sidelines for now.
• She felt like life was keeping her on the sidelines, watching others succeed.