1. Not allowable as a deduction

Antonym: deductible

• cacography
• cacomistle
• cacomixle
• cacophonic
• cacophonous
• cacophony
• Cactaceae
• cactus
• cactus euphorbia
• cactus family
• cactus mouse
• cactus wren
• cacuminal
• cad
• cadaster
• cadastral
• cadastre
• cadaver
• cadaveric
• cadaverine
• cadaverous
• caddice
• caddice worm
• caddice-fly
• caddie