orang vs orangutang

orang and orangutang both are nouns.

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

As nouns, orang and orangutang are synonyms defined as:

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

Other synonyms of orang include orangutan, Pongo pygmaeus.

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