| self-confident(adjective, strong, secure, easy, firm) |
| sanguine(adjective, strong, easy, happy, firm) |
| certain(adjective, strong, easy, firm, solid) |
| secure(adjective, easy, firm, certain, definite) |
| assured(adjective, strong, easy, firm, solid) |
| self-assured(adjective, strong, easy, solid, certain) |
| able(adjective, strong, easy, solid, certain) |
| absolute(adjective, strong, easy, firm, solid) |
| at ease(expression, adjective, strong, easy, certain) |
| balanced(adjective, strong, easy, solid, certain) |
| carefree(adjective, strong, easy, solid, certain) |
| cinch(adjective, strong, easy, solid, certain) |
| conclusive(adjective, strong, easy, firm, solid) |
| convinced |
| definite(adjective, strong, easy, firm, solid) |
| determined(adjective, strong, easy, firm, solid) |
| devout |
| dogmatic |
| doubtless |
| easy(adjective, strong, certain, stable, definite) |