inclosure vs insertion

inclosure and insertion both are nouns.

Word	Noun	Adjective	Verb	Adverb
inclosure	Yes	No	No	No
insertion	Yes	No	No	No

As nouns, insertion is a hypernym of inclosure; that is, insertion is a word with a broader meaning than inclosure:

Other hypernyms of inclosure include introduction, intromission.

inclosure (noun)	insertion (noun)
the act of enclosing something inside something else	the act of putting one thing into another
something (usually a supporting document) that is enclosed in an envelope with a covering letter	a message (spoken or written) that is introduced or inserted