Толковый словарь английского языка Oxford English Reference - ade

1. suffix forming nouns: 1 an action done (blockade; tirade). 2 the body concerned in an action or process (cavalcade). 3 the product or result of a material or action (arcade; lemonade; masquerade). Etymology: from or after F -ade f. Prov., Sp., or Port. - ada or It. - ata f. L - ata fem. sing. past part. of verbs in - are 2. suffix forming nouns (decade) ( cf. -AD(1)). Etymology: F -ade f. Gk -as -ada 3. suffix forming nouns: 1 = -ADE(1) (brocade). 2 a person concerned (renegade). Etymology: Sp. or Port. -ado, masc. form of -ada: see -ADE(1)