diligent
enterprising
active
aggressive
ardent
assiduous
busy
conscientious
constant
continuing
dogged
dynamic
elaborate
enduring
energetic
faithful
fervent
hard
hard-working
hardworking
hustling
immutable
inalterable
indefatigable
indomitable
insistent
intense
invincible
laborious
lasting
live
loyal
never idle
never-tiring
obstinate
operose
painstaking
patient
patient as Job
permanent
perseverant
persevering
persistent
persisting
pertinacious
plodding
plugging
preoccupied
rapt
industrial
industry
amiable
intelligent
prosperous
prudent
respectable
sober
virtuous
illustrious