Can Diner Be a Noun?

Agent noun of dine; one who dines; one who eats a meal, especially dinner. A small and inexpensive type of restaurant which is modelled to resemble a dining car. A railroad dining car.

Is diner a verb?

Dîner is a regular -ER verb, and it follows a very common verb conjugation pattern. You will find these same endings in related words like déjeuner (to have lunch), cuisiner (to cook), and countless other verbs.

Is Restaurant an noun?

An eating establishment in which diners are served food at their tables.