record vs register

record and register both are nouns.

Word	Noun	Adjective	Verb	Adverb
record	Yes	No	Yes	No
register	Yes	No	Yes	No

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

As verbs, register is a hyponym of record; that is, register is a word with a more specific, narrower meaning than record:

record: make a record of; set down in permanent form
register: record in writing; enter into a book of names or events or transactions

As verbs, record and register are synonyms defined as:

record and register: indicate a certain reading; of gauges and instruments

Other synonyms of record include read, show.

As verbs, record and register are synonyms defined as:

record (noun)	register (noun)
an extreme attainment; the best (or worst) performance ever attested (as in a sport)	a regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device
the sum of recognized accomplishments	an air passage (usually in the floor or a wall of a room) for admitting or excluding heated air from the room
sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating while a phonograph needle tracks in the groove	a cashbox with an adding machine to register transactions; used in shops to add up the bill
a list of crimes for which an accused person has been previously convicted	(computer science) memory device that is the part of computer memory that has a specific address and that is used to hold information of a specific kind
a compilation of the known facts regarding something or someone	(music) the timbre that is characteristic of a certain range and manner of production of the human voice or of different pipe organ stops or of different musical instruments
anything (such as a document or a phonograph record or a photograph) providing permanent evidence of or information about past events	an official written record of names or events or transactions
a document that can serve as legal evidence of a transaction	a book in which names and transactions are listed
the number of wins versus losses and ties a team has had

record (verb)	register (verb)
make a record of; set down in permanent form	enter into someone's consciousness
register electronically	indicate a certain reading; of gauges and instruments
indicate a certain reading; of gauges and instruments	record in a public office or in a court of law
be aware of	send by registered mail
	manipulate the registers of an organ
	be aware of
	show in one's face
	record in writing; enter into a book of names or events or transactions
	enroll to vote
	have one's name listed as a candidate for several parties