synchronize vs synchronizing

synchronize is not a noun while synchronizing is a noun.

Word	Noun	Adjective	Verb	Adverb
synchronize	No	No	Yes	No
synchronizing	Yes	No	No	No

synchronize (noun)	synchronizing (noun)
	coordinating by causing to indicate the same time
	an adjustment that causes something to occur or recur in unison
	the relation that exists when things occur at the same time

synchronize (verb)	synchronizing (verb)
make synchronous and adjust in time or manner
operate simultaneously
cause to indicate the same time or rate
arrange or represent events so that they co-occur
make (motion picture sound) exactly simultaneous with the action
happen at the same time