absorption vs centring

absorption and centring both are nouns.

Word	Noun	Adjective	Verb	Adverb
absorption	Yes	No	No	No
centring	Yes	No	No	No

As nouns, centring is a hyponym of absorption; that is, centring is a word with a more specific, narrower meaning than absorption:

Other hyponyms of absorption include centering, direction, focal point, focus, focusing, focussing, specialism, study.

absorption (noun)	centring (noun)
the mental state of being preoccupied by something	(American football) putting the ball in play by passing it (between the legs) to a back
complete attention; intense mental effort	the concentration of attention or energy on something
(chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid
the process of absorbing nutrients into the body after digestion
(physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium
the social process of absorbing one cultural group into harmony with another