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Elementary Dictionary
     

sly

 
 
pronunciation:
slaI
part of speech: adjective
inflections: slier, slyer, sliest, slyest
definition: If someone is sly, they are smart, but you can't trust them. They usually find some dishonest or sneaky way of doing things they want to do.
The man was charming but sly, and he always managed to get what he wanted from people.
synonyms:
cunning, sneaky, tricky
derivations: slyly (adv.), slyness (n.)