treadmilled

Verb

treadmill (third-person singular simple present treadmills, present participle treadmilling, simple past and past participle treadmilled)

1. (intransitive) To exercise on a treadmill.
2. (broadly, figuratively, intransitive) To keep busy, for example, with work or with other tasks, without being able to get ahead or make progress towards long-term goals.
   • Most of us are so busy "earning each day our daily bread" that we have but little "open" time. […] Occasionally one wonders "What's it all for, anyway?" For years he's been treadmilling it, day in and day out, and presently the graying hair at the temples will shock him into the grim reality that...1918, Walter E. Webb, “Add Yourself Up”, in Coast Banker and Pacific Banker and California Banker, page 377

See all 6 meanings of treadmill