-OUS


Meaning of -OUS in English

■ suffix forming adjectives:

1》 characterized by: mountainous.

2》 Chemistry denoting an element in a lower valency: sulphurous. Compare with -ic .

Derivatives

~ly suffix .

~ness suffix .

Origin

from Anglo-Norman Fr., or OFr. -eus , from L. -osus .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.