サイショクシュギシャ
Composed of
vegetable diet
advocate (of a theory or principle); ideologist; -ist (i.e. adherent to a belief system); (arch.) socialist; (arch.) communist
Composed of
person; -er; (arch.) expert; (arch.) geisha; (arch.) prostitute
Examples (3 in total)
I am a vegetarian.
She's a vegetarian.
I didn't know that Tom was a vegetarian.