riffle

nouns

a small wave on the surface of a liquid
shuffling by splitting the pack and interweaving the two halves at their corners
is a type of (narrower)
the act of mixing cards haphazardly

verbs

twitch or flutter
"the paper flicked"
look through a book or other written material
"He thumbed through the report"; "She leafed through the volume"
stir up (water) so as to form ripples
shuffle (playing cards) by separating the deck into two parts and riffling with the thumbs so the cards intermix
domain category
a game played with playing cards
is a type of (narrower)
mix so as to make a random order or arrangement
"shuffle the cards"