| be in earnest(verb, mean) |
| be out for blood(intense, deliberate, determined, resolute, focused) |
| be resolute(verb, mean) |
| bent(adjective, intense, deliberate, determined, serious) |
| bent on(expression, adjective, serious, resolute, persistent) |
| bound(intense, deliberate, cruel, determined, resolute) |
| buckle down |
| buckled down(expression, adjective, serious, resolute, persistent) |
| close(adjective, thoughtful, sober, serious, sincere) |
| constant(adjective, thoughtful, sober, serious, resolute) |
| dead set on(expression, idiom, cruel, determined, pitiless) |
| decided(adjective, intense, deliberate, determined, serious) |
| decisive(adjective, determined, serious, resolute, persistent) |
| determined(adjective, intense, deliberate, thoughtful, sober) |
| die-hard |
| dogged(adjective, cruel, serious, resolute, persistent) |
| driven(adjective, serious, resolute, persistent, pat) |
| earnest(adjective, important, determined, sober, serious) |
| firm(adjective, intense, deliberate, determined, thoughtful) |
| fixed(adjective, determined, thoughtful, sober, serious) |