katabolism vs dissimilation

katabolism and dissimilation both are nouns.

Word	Noun	Adjective	Verb	Adverb
katabolism	Yes	No	No	No
dissimilation	Yes	No	No	No

As nouns, katabolism and dissimilation are synonyms defined as:

katabolism and dissimilation: breakdown in living organisms of more complex substances into simpler ones together with release of energy

Other synonyms of katabolism include catabolism, destructive metabolism.

katabolism (noun)	dissimilation (noun)
breakdown in living organisms of more complex substances into simpler ones together with release of energy	breakdown in living organisms of more complex substances into simpler ones together with release of energy
	a linguistic process by which one of two similar sounds in a word becomes less like the other