orangutan vs orang

orangutan and orang both are nouns.

Word	Noun	Adjective	Verb	Adverb
orangutan	Yes	No	No	No
orang	Yes	No	No	No

As nouns, orangutan and orang are synonyms defined as:

orangutan and orang: large long-armed ape of Borneo and Sumatra having arboreal habits

Other synonyms of orangutan include orangutang, Pongo pygmaeus.

orangutan (noun)	orang (noun)
large long-armed ape of Borneo and Sumatra having arboreal habits	large long-armed ape of Borneo and Sumatra having arboreal habits