log vs written record

log and written record both are nouns.

Word	Noun	Adjective	Verb	Adverb
log	Yes	No	Yes	No
written record	Yes	No	No	No

As nouns, written record is a hypernym of log; that is, written record is a word with a broader meaning than log:

Other hypernyms of log include written account.

As nouns, written record is a hypernym of log; that is, written record is a word with a broader meaning than log:

Other hypernyms of log include written account.

log (noun)	written record (noun)
measuring instrument that consists of a float that trails from a ship by a knotted line in order to measure the ship's speed through the water	a written document preserving knowledge of facts or events
a written record of events on a voyage (of a ship or plane)
the exponent required to produce a given number
a written record of messages sent or received
a segment of the trunk of a tree when stripped of branches

log (verb)	written record (verb)
enter into a log, as on ships and planes
cut lumber, as in woods and forests