binnacle

As a noun binnacle

is (nautical) the wooden housing for a ship's compass, with its corrector magnets and illuminating arrangements; the log and other equipment for measuring the ship's speed is also stowed there.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between logs and binnacle

is that logs is plural of lang=en while binnacle is the wooden housing for a ship's compass, with its corrector magnets and illuminating arrangements; the log and other equipment for measuring the ship's speed is also stowed there.

As a verb logs

is third-person singular of log.

As nouns the difference between pinnacle and binnacle

is that pinnacle is the highest point while binnacle is the wooden housing for a ship's compass, with its corrector magnets and illuminating arrangements; the log and other equipment for measuring the ship's speed is also stowed there.

As a verb pinnacle

is to put something on a pinnacle.