As nouns the difference between sashes and trim
is that
sashes is plural of lang=en while
trim is decoration; especially, decoration placed along edges or borders.
As a verb trim is
to reduce slightly; to cut; especially, to remove excess; e.g. 'trim a hedge', 'trim a beard'. The adposition
of can be used in present perfect tense to designate the removed part.
As an adjective trim is
physically fit.
As an adverb trim is
in good order, properly managed or maintained.