Infinitive & Prepositional Phrases

Arabella Hau and Elissa O'Neal

Infinitive Phrases ∞

An infinitive is the form of a verb that includes the word to and acts as a noun, an adjective, or an adverb.

Some examples include:

Noun: To skip is difficult for some people.

Adjective: That pizzeria is an invitation to a memorable time.

Adverb: It is exciting to snow board on the leeward side of a mountain.

An infinitive phrase is an infinitive with modifiers or a complement. For example,

I find it entertaining to walk around the city.

Prepositional Phrases

Preposition: A word that relates a noun or pronoun to another word in the sentence. The noun or pronoun is the object of the preposition.

Prepositional Phrase: Includes preposition, it's object, and any words that modify the object. The entire phrase serves as an adjective or an adverb.


The mouse under the table shrieked.

The prepositional phrase is "under the table" because the preposition is under, which relates it to it's object or noun, "mouse."