Synonyms:
twiddle
Meaning: a series of small (usually idle) twists or turns
verb
meaning of the word
Synonyms:
twirl, swirl, twiddle, whirl
Meaning: turn in a twisting or spinning motion; "The leaves swirled in the autumn wind"
Usage examples
For recreation he could twiddle his thumbs and speculate on the thoughts which must agitate the minds of the generals. Also, he was drilled and drilled and reviewed, and drilled and drilled and reviewed.