carious

As an adjective carious

is having caries; decayed.

As a noun caribous is

.

As adjectives the difference between scarious and carious

is that scarious is (botany) thin, dry, membranous, and not green while carious is having caries; decayed.

As adjectives the difference between carious and carnous

is that carious is having caries; decayed while carnous is fleshy.

As an adjective carious

is having caries; decayed.

As a noun carous is

(obsolete|nautical) a form of gallery or bridge, pivoted in the middle, fitted to ancient ships as a means of boarding and enemy vessel.

As adjectives the difference between curious and carious

is that curious is fastidious, particular; demanding a high standard of excellence, difficult to satisfy while carious is having caries; decayed.