Run smoothly, as an engine Crossword Clue

We have the 4-letter answer for Run smoothly, as an engine crossword clue, last seen in the WSJ Crossword May 14, 2025 puzzle. Sometimes we all need some help finding the answer!

Run smoothly, as an engine Crossword Answer

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HUM

(3 letters)

Helpful Hints

(verb)
1. make a soft swishing sound
2. indicate pleasure by purring; characteristic of cats
(noun)
1. a low vibrating sound typical of a contented cat

Hint 2: Clue Definitions

SMOOTHLY (adverb)
1. with no problems or difficulties
ENGINE (noun)
1. a wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks
2. an instrument or machine that is used in warfare, such as a battering ram, catapult, artillery piece, etc.

Hint 3: Other Answers Used in the Past

HUM
(3 letters)

More WSJ Crossword (5/14/2025) Answers

Across

1. Components of shots in bars

6. $4, for Baltic Avenue

14. Club’s equivalent on German playing cards

15. Pupil's surroundings

16. Shawkat of Arrested Development

17. Large grocery buy

19. __ cost you!

20. Hermana del padre

21. Casual quality

22. Disciplinarian for one caught viewing NSFW material

23. Cushaw or Hubbard, e.g.

26. ABCs

29. Vipers to dodge

30. Come up

31. Airport amenity

34. Treaty gp. formed in 1948

37. One you might hope to have chemistry with, in two senses

41. Ooh and __

42. Cat with tufted ears

43. Fruity soda brand

44. Hefty book

47. Vegetarian ballpark option

48. Treatment for a sprain

53. Annual theater awards

54. Spoken

55. Big busyness

58. Geiger who invented the Geiger counter

59. Braking point, of a sort

62. Home of Iowa State

63. Natural talent

64. 'Gone With the Wind' surname

65. JPL overseer

66. Invites

67. Philly cager

All Answers

Down

1. Laughable

2. Berry rich in vowels

3. Tomato type

4. Muscle targeted on arm day, for short

5. Show with a Five-Timers Club, for short

6. Tear into

7. Zero out, as a hard drive

8. More agreeable

9. Cluck of disapproval

10. Form groups of two

11. Picture of good health, one hopes?

12. Nettles

13. Chief Wiggum’s son, on “The Simpsons”

18. Cravings

22. Mil. command centers

23. Craving

24. Finishes off an entire cake?

25. Piece of junk?

26. ___ Men (one-hit wonder group of 2000)

27. Diva delivery

28. Considerations for concert ticket buyers

31. Question of motive

32. K+, for one

33. Grown-up kit

35. Regarding

36. Carpet type

38. Jazz great Laine

39. Minders of corp. cash

40. Losers to the Dodgers in the 2020 World Series

45. Texas oil city

46. Rap wordsmiths

47. Egotist’s obsession

48. “Over There” songwriter

49. Author of 1995’s “Dreams From My Father”

50. Social norms

51. April Fool’s Day doing

52. White-water conveyances

55. Trojan War figure

56. Be bold

57. Poet Khayyam

59. Not yet determined, in a TV listing

60. Android alternative

61. Chinese life force

All Answers