This document defines and provides examples of four types of phrases: prepositional phrases, participial phrases, infinitive phrases, and gerund phrases. Prepositional phrases begin with a preposition and include the object of the preposition. Participial phrases begin with a participle and include the object or other words connected to the participle. Infinitive phrases begin with "to" and a verb. Gerund phrases begin with a gerund and function as a noun. Examples are given for each type of phrase.