| involved(adjective, keen, happy, full, attentive) |
| mind |
| painstaking(adjective, activity, regular, serious, practical) |
| pith(noun, importance, sense, significance, meaning) |
| project(course, aim, meaning, objective, intention) |
| reason(noun, end, feeling, cause, plan) |
| reliable(adjective, resolute, persistent, dedicated, unwavering) |
| resolve(noun, determination, arrangement, aim, meaning) |
| set on(verb, expression, adjective, phrasal verb, desire) |
| staunch(adjective, strong, flat, intense, certain) |
| strong-minded(adjective, firm, determined, significant, serious) |
| strong-willed(adjective, firm, intense, deliberate, determined) |
| taken up with(verb, expression, adjective, idiom, phrasal verb) |
| tenacious(adjective, strong, flat, intense, deliberate) |
| thoughtful(adjective, set, severe, keen, honest) |
| thrust(noun, importance, sense, significance, meaning) |
| tireless(adjective, resolute) |
| true(adjective, strong, flat, certain, determined) |
| unyielding(adjective, strong, flat, firm, certain) |
| will(noun, aim, meaning, objective, intention) |