-ial
1.
variant of
-al
1
:
grallatorial.
Origin
extracted from L loanwords in which
-ālis
-al
1
is joined to stems ending in
i;
cf.
filial
,
imperial
British Dictionary definitions for
-ial
-ial
suffix
1.
of; relating to; connected with:
managerial
Word Origin
from Latin
-iālis,
adj suffix; compare
-al
1
Word Origin and History for
-ial
variant of
-al
(1).