(a) In many agent nouns from Latin (often by way of OF), e.g. cre-atour, cur-atour, dict-atour, fornic-atour, idol-atour, medi-atour, or-atour, salv-atour; (b) in equ-ator. …

A suffix forming numerous collective or abstract nouns denoting states, attitudes, or activities, most of them directly borrowed from French, some formed from Latin words in -antia- on the French……

(a) In many pr.ppls. taken from OF, e.g. abound-a(u)nt, appar-a(u)nt, ard-a(u)nt, arrog-a(u)nt, charge-a(u)nt, ramp-aunt, -and, etc.; (b) in a number of nouns (orig. ppls.) adopted from OF, as……

Derivational suffix usually in nouns from L or OF: accioun, contradiccioun, dominioun, temptacioun, etc.; also in ME formations, often diminutives: conjeccion, merlioun, oinion, carioun (var. of……

A derivational suffix in nouns designating nations, races, or languages, and in adjectives describing them; from OE: Brittish, English, Denish (var. of Danish), Frensh, Grekish, Romanish, Welsh……

A derivational suffix in words from OF or ML (chiefly the reflexes of Latin third declension nouns in -o, -ōnem): (a) in various words, in which -oun was probably felt as part of the root rather……

A derivational suffix forming agent nouns: auctour, avauntour, gilour, hasardour, malfesour, protectour, saviour, etc.; designations of persons having certain trades, professions, or offices……

A derivational suffix frequent in abstract nouns of OF or AF origin usu. denoting a quality, state, or condition, e.g., auctorite (c1230), bestial(i)te, charite (?a1160), communalte, contrariete,……

A combinative derivational suffix in adjectives usu. derived from L or OF adjectives with u-stems plus suffix (L -osus, OF -os), e.g., affectuous, amfractuous, aquous, effectuous, fructuous,……

A derivational suffix occurring in many ME nouns, usu. derived from L or OF/AF. In L -ūra was usu. added to p.ppl. stems of verbs, and sometimes to other verbal stems, to form nouns denoting primarily……