indument vs indumentum

indument and indumentum both are nouns.

Word	Noun	Adjective	Verb	Adverb
indument	Yes	No	No	No
indumentum	Yes	No	No	No

As nouns, indument and indumentum are synonyms defined as:

indument and indumentum: a covering of fine hairs (or sometimes scales) as on a leaf or insect

indument (noun)	indumentum (noun)
a covering of fine hairs (or sometimes scales) as on a leaf or insect	a covering of fine hairs (or sometimes scales) as on a leaf or insect