As a noun musar
is (archaic) an itinerant player on the musette, a musical instrument formerly common in europe.
As an adjective musal is
of or pertaining to the muses, or to poetry.
musar
English
Noun
(
en noun)
(archaic) An itinerant player on the musette, a musical instrument formerly common in Europe.
(
Webster 1913)
----
musal
English
Adjective
(
-)
Of or pertaining to the Muses, or to poetry.
(
Webster 1913)