staff vs school

staff and school both are nouns.

Word	Noun	Adjective	Verb	Adverb
staff	Yes	No	Yes	No
school	Yes	No	Yes	No

staff (noun)	school (noun)
a strong rod or stick with a specialized utilitarian purpose	a building where young people receive education
(music) the system of five horizontal lines on which the musical notes are written	the process of being formally educated at a school
a rod carried as a symbol	an educational institution
the body of teachers and administrators at a school	a large group of fish
personnel who assist their superior in carrying out an assigned task	a body of creative artists or writers or thinkers linked by a similar style or by similar teachers
building material consisting of plaster and hair; used to cover external surfaces of temporary structure (as at an exposition) or for decoration	an educational institution's faculty and students
	the period of instruction in a school; the time period when school is in session

staff (verb)	school (verb)
provide with staff	swim in or form a large group of fish
serve on the staff of	educate in or as if in a school
	teach or refine to be discriminative in taste or judgment