lessons

As nouns the difference between lessons and lessors

is that lessons is plural of lang=en while lessors is plural of lessor.

As nouns the difference between course and lessons

is that course is a sequence of events while lessons is plural of lang=en.

As a verb course

is to run or flow (especially of liquids and more particularly blood).

As an adverb course

is alternative form of lang=en.

As nouns the difference between lesions and lessons

is that lesions is plural of lang=en while lessons is plural of lang=en.

As a verb lesions

is third-person singular of lesion.

As a noun lessons

is plural of lang=en.

As a verb lessens is

third-person singular of lessen.