ever-busy
interminably
endlessly
on the trot
around the clock
leisureless
thrang
⠁⠇⠺
invariably
busily
consistently
on the go
busy as a bee
ever
always
perpetually
constantly
forever
incessantly
ev'ry
at all times
twenty-four seven
continuously
ever-moving
overbusy
abustle
tied up
unsleeping
by fits and starts
ever and ever
momentary
the whole while
perennially
up to one's neck in alligators
at every turn
semper-
unbusy
flat out
morning, noon and night
daily
rushed
repetitive
insistent
busy as a beaver
occupy oneself
unflagging
prodnose
unflappable
regularness
layabout