Morpheme
-aceous
Type
suffix
Denotation
adjective suffix denoting “resembling” corresponding to -acea, -acean, and -aceae nouns
Etymology
suffixal construction from -acea/-acean/-aceae + -ous
Evidence
asteraceous, byssaceous, ceraceous, curvaceous, cylindraceous, farinaceous, gallinaceous, herbaceous, lactaceous, saponaceous, sebaceous, stellaceous