orpin vs orpine

orpin and orpine both are nouns.

Word	Noun	Adjective	Verb	Adverb
orpin	Yes	No	No	No
orpine	Yes	No	No	No

As nouns, orpin and orpine are synonyms defined as:

orpin and orpine: perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers

Other synonyms of orpin include live-forever, livelong, Sedum telephium.

orpin (noun)	orpine (noun)
perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers	perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers