Tirelessly has 3 syllables and the stress is on the first syllable.
| # | Sentence | |
|---|---|---|
| 1. | Scarcely had her mother left when Mary took control of the house and tirelessly harassed her little brother Tom. | |
| 2. | Sami worked tirelessly for six years. | |
| 3. | Roman tirelessly advocated for new tools that would allow scientists to study the broader universe from space. | |
| 4. | He worked tirelessly to pass his entrance exam. | |
| 5. | Yanni is working tirelessly to ensure the survival of the Berber language in his area. |