concentrate vs centralize

concentrate is a noun but centralize is not a noun.

Word	Noun	Adjective	Verb	Adverb
concentrate	Yes	No	Yes	No
centralize	No	No	Yes	No

As verbs, concentrate and centralize are synonyms defined as:

Other synonyms of concentrate include centralise.

concentrate (noun)	centralize (noun)
a concentrated example of something
a concentrated form of a foodstuff; the bulk is reduced by removing water
the desired mineral that is left after impurities have been removed from mined ore

concentrate (verb)	centralize (verb)
cook until very little liquid is left	make central
make denser, stronger, or purer
make central
be cooked until very little liquid is left
make more concise
compress or concentrate
direct one's attention on something
draw together or meet in one common center