cohesiveness vs cohesion

cohesiveness and cohesion both are nouns.

Word	Noun	Adjective	Verb	Adverb
cohesiveness	Yes	No	No	No
cohesion	Yes	No	No	No

As nouns, cohesiveness and cohesion are synonyms defined as:

Other synonyms of cohesiveness include coherence, coherency.

cohesiveness (noun)	cohesion (noun)
the property of being cohesive and sticky	(physics) the intermolecular force that holds together the molecules in a solid or liquid
the state of cohering or sticking together	(botany) the process in some plants of parts growing together that are usually separate (such as petals)
	(linguistics) the grammatical and lexical linking within a text or sentence that holds a text together and gives it meaning.
	the state of cohering or sticking together