lacking a conscience; a conscienceless villain; brash, unprincipled, and conscienceless; an unconscionable liar

[ Syn: conscienceless ]

greatly exceeding bounds of reason or moderation; exorbitant rent; extortionate prices; spends an outrageous amount on entertainment; usurious interest rate; unconscionable spending

[ Syn: exorbitant , extortionate , outrageous , steep , usurious ]