slyly
adverb4 collocationsAvg. frequency: 4.6
smile slyly5.0
To smile in a secretive or mischievous way.
wink slyly4.8
To wink in a secretive or mischievous way.
grin slyly4.5
To grin in a secretive or mischievous way.
ask slyly4.0
To ask something in a cunning or secretive manner.