deceyvour

• deceyvere, deceyvoure, deseyver, desseyver, disceyvere, disseyver
• deceyvyr (Norfolk); deceyvar (Promptorium Parvulorum)
• dissaver (Catholicon Anglicum)

Borrowed from Anglo-Norman decevour, from deceivre, but often later reinterpreted as deceyven (“to deceive”) +‎ -ere (agent noun suffix).

• IPA^(key): /dɛːˌsæi̯ˈvuːr/, /dɛːˌsɛːˈvuːr/, /dɛ-/, /di-/
• IPA^(key): /dɛːˈsæi̯vur/, /dɛːˈsæi̯vər/, /dɛːˈsɛːvur/, /dɛːˈsɛːvər/, /dɛ-/, /di-/ (with reduction)

deceyvour (plural deceyvours) (chiefly Late Middle English)

1. A deceiver or defrauder; someone (or rarely something) that deceives.

• English: deceiver
• Middle Scots: dissavar, dissaver

• “dēceivǒur, n.”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007.