As nouns the difference between ays and bays
is that ays is while bays is or bays can be (obsolete) baize.
As a verb bays is
(bay).
bays
English
Etymology 1
Inflections.
Noun
(head)
Verb
(head)
(bay)
Etymology 2
From (etyl) baies, feminine plural form of .
Noun
(-)
(obsolete) Baize.