lightship

As nouns the difference between buoy and lightship

is that buoy is a float moored in water to mark a location, warn of danger, or indicate a navigational channel while lightship is a ship equipped with a very large lamp; it can be positioned to warn off other ships from dangerous locations, as a sort of portable lighthouse.

As a verb buoy

is to keep afloat or aloft; used with up.

is likely misspelled.

has no English definition.

As a noun lightship

is a ship equipped with a very large lamp; it can be positioned to warn off other ships from dangerous locations, as a sort of portable lighthouse.