| craftily(adverb, cunningly, wittily, deceitfully, intuitively) |
| cunningly(adverb, cunning, carefully, cunningly, coolly) |
| artfully(adverb, carefully, cunningly, coolly, wittily) |
| furtively(noun, adverb, clandestine, quietly, secretly) |
| trickily(adverb, cunningly, wittily, intuitively) |
| secretly(adverb, clandestine, furtively, underhandedly, surreptitiously) |
| foxily(adverb, cunningly, wittily) |
| astutely(adverb, cunningly, wittily, intuitively) |
| stealthily(noun, adverb, clandestine, quietly, secretly) |
| archly |
| cannily(adverb, cunningly, wittily, intuitively) |
| clandestinely(noun, adverb, clandestine, quietly, secretly) |
| knavishly |
| deviously(adverb, cunningly) |
| on the sly(noun, expression, idiom, adverb, cunning) |
| shrewdly(adverb, cunningly, wittily, intuitively) |
| surreptitiously(noun, adverb, clandestine, quietly, secretly) |
| cleverly(adverb, cunningly, wittily, intuitively) |
| back |
| covertly(noun, adverb, quietly, secretly, personally) |