-ade 1
1. a suffix found in nouns denoting action or process or a person or persons acting, appearing in loanwords from French and sometimes from Spanish ( cannonade; fusillade; renegade ), but also attached to native stems: blockade; escapade; masquerade.
2. a noun suffix indicating a drink made of a particular fruit, normally a citrus: lemonade.
[ -ada -ata, fem. of -atus -ATE 1 ; or -ado -atus -ATE 1 ]
-ade 2
a collective suffix like -ad 1 : decade.
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