monotone Synonyms

monotonic monotonous drone droning flat yawn producing monotonicity monotonically dead-alive unmelodic homochromatic unmodulated ho-hum blah banausic jog trot monotonousness repetitiousness one-color drones increasing monotonic decreasing monotonic unvaried tiresomeness wearisomeness tediousness soul-crushing sing-song same old thing repetitiveness prevue treadmill toneless humdrum homochromous flatter flatness even ennui dullness dull dreary drab dim invariability levelness tiresome tedium tedious soniferous