| firm(adjective, resolute) |
| perseverant(adjective, strong, passionate, ardent, resolute) |
| rapt(adjective, involved, attentive, absorbed, occupied) |
| ready(adjective, keen, intense, energetic, lively) |
| rigorous(adjective, fastidious) |
| thoroughgoing(adjective, thorough, meticulous, painstaking) |
| vigorous(adjective, keen, energetic, lively, determined) |
| absorbed(adjective, complete, total, whole, attentive) |
| ambitious(adjective, work, energetic, daring, labour) |
| concentrated(adjective, strong, great, complete, sharp) |
| courageous(adjective, resolute, tenacious) |
| decisive(adjective, resolute, tenacious) |
| efficient(adjective, work, strain, firmness, labour) |
| engaged(adjective, keen, intense, energetic, lively) |
| enthusiastic(adjective, keen, intense, energetic, lively) |
| finical(adjective, vigilant) |
| hustling(adjective, energetic, active, daring, occupied) |
| in-depth(adjective, painstaking) |
| in a meeting(expression, idiom, active, occupied, working) |
| keen(adjective, strong, intense, energetic, powerful) |