ochre vs ocher

ochre and ocher both are nouns.

Word	Noun	Adjective	Verb	Adverb
ochre	Yes	Yes	No	No
ocher	Yes	Yes	No	No

As adjectives, ochre and ocher are synonyms defined as:

As nouns, ochre and ocher are synonyms defined as:

As nouns, ochre and ocher are synonyms defined as:

ochre and ocher: any of various earths containing silica and alumina and ferric oxide; used as a pigment

ochre (noun)	ocher (noun)
a moderate yellow-orange to orange color	a moderate yellow-orange to orange color
any of various earths containing silica and alumina and ferric oxide; used as a pigment	any of various earths containing silica and alumina and ferric oxide; used as a pigment

ochre (adjective)	ocher (adjective)
of a moderate orange-yellow color	of a moderate orange-yellow color