-IAL
    
Meaning of -IAL in English
	
suffix
 (in adjectives) typical of :
dictatorial
 ►  -ially (in adverbs):
officially
••
WORD ORIGIN
 from French -iel or Latin -ialis .
	
	
	Oxford Advanced Learner's English Dictionary.
    	Оксфордский английский словарь для изучающик язык на продвинутом уровне.
	2005