Initiator is a related term of begetter.
As nouns the difference between initiator and begetter
is that initiator is initiator while begetter is a procreator; one who begets.
initiator
English
Noun
(
en noun)
One who initiates
(chemistry) A substance that initiates a chain reaction or polymerization
(computing) A task (in a mainframe computer) that initiates multiple jobs
(medicine) A material whose presence in the body eventually leads to cancer
begetter
English
Noun
(
en noun)
A procreator; one who begets.
(figuratively) An originator; a creator.