centring vs focal point

centring and focal point both are nouns.

Word	Noun	Adjective	Verb	Adverb
centring	Yes	No	No	No
focal point	Yes	No	No	No

As nouns, centring and focal point are synonyms defined as:

centring and focal point: the concentration of attention or energy on something

Other synonyms of centring include centering, direction, focus, focusing, focussing.

centring (noun)	focal point (noun)
(American football) putting the ball in play by passing it (between the legs) to a back	the concentration of attention or energy on something
the concentration of attention or energy on something	a point of convergence of light (or other radiation) or a point from which it diverges
	a central point or locus of an infection in an organism