• sost sly,
• xost sly,
• cost sly,
• fost sly,
• rost sly,
• eost sly,
• dkst sly,
• dlst sly,
• dpst sly,
• d0st sly,
• d9st sly,
• doat sly,
• dozt sly,
• doxt sly,
• dodt sly,
• dowt sly,
• dosr sly,
• dosf sly,
• dosg sly,
• dosy sly

The adverb form of "dost sly" is "dost slyly".

The adjective form of the phrase "dost sly" is "dost sly". The phrase itself is in the third person singular present tense and is not typically used as an adjective.