impermissible /im-pər-misˈi-bl/

1. Not permissible
2. Not allowed

impermissibilˈity noun

• thiazines
• thiazole
• thiazoles
• thibet
• Thibet
• thible
• thibles
• thick
• thick and fast
• thick-and-thin
• thick-coming
• thick ear
• thick ears
• thicked
• thicken
• thickened
• thickener
• thickeners
• thickening
• thickenings
• thickens
• thicker
• thickest
• thicket
• thicketed