Here are some 8-letter words that contain the word “sly”:
- Slyly – in a sly or sneaky way
- Stealthy – moving or acting in a furtive or secretive way
- Guileful – using or characterized by craftiness or deceit
- Devious – marked by cunning or underhandedness
- Crafty – skillful in deceiving or tricking others
- Catlike – resembling or characteristic of a cat, especially in stealth or cunning
- Cheating – acting dishonestly or unfairly to gain an advantage
- Fugitive – a person who is fleeing from prosecution or persecution