Below are possible answers for the crossword clue Run smoothly.
3 letter answer(s) to run smoothly
HUM
a humming noise; "the hum of distant traffic"
an Islamic fundamentalist group in Pakistan that fought the Soviet Union in Afghanistan in the 1980s; now operates as a terrorist organization primarily in Kashmir and seeks Kashmir's accession by Pakistan
be noisy with activity; "This office is buzzing with activity"
make a low continuous sound; "The refrigerator is humming"
sing with closed lips; "She hummed a melody"
sound with a monotonous hum
the state of being or appearing to be actively engaged in an activity; "they manifested all the busyness of a pack of beavers"; "there is a constant hum of military preparation"
4 letter answer(s) to run smoothly
PURR
a low vibrating sound typical of a contented cat
indicate pleasure by purring; characteristic of cats
make a soft swishing sound; "the motor whirred"; "the car engine purred"
Other crossword clues with similar answers to 'Run smoothly'