As an adjective horal
is of or relating to an hour, or to hours.
As a noun choral is
chorale, hymn or chant.
horal
English
Adjective
(
-)
Of or relating to an hour, or to hours.
- (Prior)
(
Webster 1913)
----
choral
English
Etymology 1
(
lena) choralis, from (
etyl) (
lena) chorus.
Adjective
(
-)
of, relating to, written for, or performed by a choir or a chorus
- Palestrina wrote choral music for the Catholic church.
Etymology 2
*
Noun
(
en noun)
variant spelling of chorale