Prepositions are words that show relationships of time, place, direction, etc. between nouns or pronouns. This document lists and provides examples of many common English prepositions such as on, up, down, above, below, over, under, by, around, across, along, between, among, beyond, instead, through, toward, onto, into, and out of. It explains the meanings and uses of these prepositions in detail with multiple examples for each one.