Inherited fromMiddle English-ial,derived fromOld French-ial,[1]derived fromLatin-ālis after radical in-ius,-ia,-ium. Equivalent to-i- +-al.
-ial (adjective-forming suffix,notcomparable)
-ial (noun-forming suffix,plural-ials)
-ial m orf (adjective-forming suffix,plural-iais)
-ial m (noun-forming suffix,plural-iais)