Some examples of word usage: monotonously
1. The clock ticked monotonously in the empty room.
O relógio tiquetaqueava monotonamente na sala vazia.
2. The teacher spoke monotonously, causing the students to lose interest.
O professor falava monotonamente, fazendo com que os alunos perdessem o interesse.
3. The rain fell monotonously on the roof all night.
A chuva caía monotonamente no telhado a noite toda.
4. The machine hummed monotonously as it worked tirelessly.
A máquina zumbia monotonamente enquanto trabalhava incansavelmente.
5. The singer sang monotonously, lacking emotion in her performance.
A cantora cantava monotonamente, sem emoção em sua performance.
6. The sound of the waves crashing against the shore echoed monotonously in the distance.
O som das ondas batendo contra a costa ecoava monotonamente ao longe.