| fixed(verb, adjective, strong, hard, secure) |
| habitual(adjective, usual, established, instinctive, classic) |
| ingrained(adjective, impulse, inside, instinctive, interior) |
| intrinsic(adjective, impulse, inside, instinctive, interior) |
| set(verb, adjective, strong, hard, secure) |
| inherent(adjective, inside, instinctive, interior, automatic) |
| firm(adjective, strong, hard, secure, certain) |
| accustomed(adjective, usual, inside, instinctive, automatic) |
| natural(adjective, inside, instinctive, interior, automatic) |
| immovable(adjective, strong, secure, solid, usual) |
| inborn(adjective, inside, instinctive, interior, automatic) |
| innate(adjective, inside, instinctive, interior, automatic) |
| intuitional(adjective, inside, instinctive, interior, automatic) |
| intuitive(adjective, inside, instinctive, interior, automatic) |
| knee-jerk(adjective, inside, instinctive, interior, automatic) |
| second-nature(adjective, inside, instinctive, interior, automatic) |
| settled(verb, adjective, strong, secure, solid) |
| congenital(adjective, inside, instinctive, interior, automatic) |
| instinctual(adjective, inside, instinctive, interior, automatic) |
| deep-seated(adjective, fixed, persistent, continuous, lasting) |