In a word, I think he is an idiot.
- Bence tek kelimeyle o bir idiot.
In a word, she isn't any use.
- Tek kelimeyle, O işe yaramaz.
Tom is just different.
- Tom tek kelimeyle farklı.
This application just eats up your battery.
- Bu uygulama, tek kelimeyle, pilini tüketiyor.