This flash of gold is the only brightness in the place, otherwise dull and monotonous.
That is why his face was so smooth and cold, his eyes so dull and his voice so monotonous.
He climbed up to his old perch and resumed his monotonous whining: Wah!
All other sounds were dominated by the monotonous shouts of the gondoliers.
To lead a life as monotonous as mine has been during many years, is not the way to forget.
As the Doctor remarked to his companion, it looked like some vast, monotonous desert.
Let her go abroad with her monotonous voice and her funereal fantasies!
Nothing can be natural which is monotonous; nothing true which only tells one story.
Not a sound came from outside save the monotonous plashing of the rain.
The words were spoken in a low, monotonous voice, as if they were a lesson.