treacher or treachour /trechˈər/

1. A deceiver by trickery
2. A betrayer
3. A traitor

• plenary indulgence
• plenary inspiration
• plenary powers
• plenilunar
• plenilune
• plenilunes
• plenipo
• plenipoes
• plenipos
• plenipotence
• orthographical
• orthographically
• orthographies
• orthographist
• orthographists
• orthographs
• orthography
• orthokeratology
• orthologous
• orthologue
• orthologues
• orthomorphic
• orthopaedic
• orthopaedical
• orthopaedically