suffix.
1 forming nouns denoting: a status or office (doctorate; episcopate). b state or function (curate; magistrate; mandate).
2 Chem. forming nouns denoting the salt of an acid with a corresponding name ending in -ic (chlorate; nitrate).
3 forming nouns denoting a group (electorate).
4 Chem. forming nouns denoting a product (condensate; filtrate).
Etymology: from or after OF -at or eacute(e) or f. L -atus noun or past part.: cf. -ATE(2)
2.
suffix.
1 forming adjectives and nouns (associate; delegate; duplicate; separate).
2 forming adjectives from Latin or English nouns and adjectives (cordate; insensate; Italianate).
Etymology: from or after (F -eacute f.) L - atus past part. of verbs in -are
3.
suffix forming verbs (associate; duplicate; fascinate; hyphenate; separate).
Etymology: from or after (F -er f.) L - are (past part. -atus): cf. -ATE(2)
Useful english dictionary. 2012.