hectograph vs copier

hectograph and copier both are nouns.

Word	Noun	Adjective	Verb	Adverb
hectograph	Yes	No	Yes	No
copier	Yes	No	No	No

As nouns, copier is a hypernym of hectograph; that is, copier is a word with a broader meaning than hectograph:

hectograph: duplicator consisting of a gelatin plate from which ink can be taken to make a copy
copier: apparatus that makes copies of typed, written or drawn material

Other hypernyms of hectograph include duplicator, collotype, collotype printing, photogelatin process.

hectograph (noun)	copier (noun)
duplicator consisting of a gelatin plate from which ink can be taken to make a copy	apparatus that makes copies of typed, written or drawn material

hectograph (verb)	copier (verb)
copy on a duplicator