In obsolete|lang=en terms the difference between less and sess
is that
less is (obsolete) unless while
sess is (obsolete) a tax; an assessment.
As verbs the difference between less and sess
is that
less is (obsolete) to make less; to lessen while
sess is (obsolete|transitive) to lay a tax upon; to assess.
As an adverb less
is to smaller extent.
As an adjective less
is .
As a preposition less
is minus; not including.
As a conjunction less
is (obsolete) unless.
As a noun sess is
(obsolete) a tax; an assessment.