Prepositions In English Grammar

adverb a word that modifies a verb, adjective, or another adverb, indicating how, when, where, why, or to what extent

preposition a word that shows the relationship of a noun or pronoun to another word in the sentence

• The bookshelf is placed beside the window in the study room.
• I like to sit beside my best friend during class.
• Let's chill beside the pool this weekend.
• His success stood beside his failures, showing a balanced life.