| adj. |
| [1] |
sedulous
,
hardworking
,
tireless
,
assiduous
,
hard-working
,
untiring
,
diligent
,
intense
,
conscientious
,
energetic
,
dynamic
,
aggressive
,
vigorous
,
untiring
,
tireless
,
indefatigable
,
unflagging
,
persistent
,
pertinacious
,
dogged
,
tenacious
,
(US) hustling
|
| [2] |
energetic
,
gumptious
,
up-and-coming
|
|
