comprehensible (adj.)

• appreciable
• apprehensible
• articulate
• ascertainable
• cognizable
• conceivable
• discernible
• discoverable
• distinguishable
• exoteric
• fathomable
• graspable
• intelligible
• knowable
• lucid
• luminous
• penetrable
• perceptible
• plumbable
• prehensible
• readable
• recognizable
• scrutable
• understandable