| observation(noun, style, rule, practice, system) |
| orthodoxy(noun, conformity, conservatism, traditionalism) |
| performance(noun, style, rule, practice, system) |
| policy(noun, style, rule, practice, system) |
| praxis(noun, style, rule, practice, system) |
| precedent(noun, style, rule, practice, system) |
| punctiliousness(noun, reserve, severity, harshness, conformity) |
| rite(noun, style, rule, practice, system) |
| ritual(noun, style, rule, practice, system) |
| routine(noun, style, rule, practice, system) |
| second nature(noun, expression, style, rule, practice) |
| system(noun, style, rule, practice, method) |
| taste(noun, style, rule, practice, system) |
| tradition(noun, practice, routine, convention, norm) |
| traditional action(noun, expression, style, rule, practice) |
| type(noun, style, rule, practice, system) |
| unwritten law(noun, expression, style, rule, practice) |
| unwritten rule(noun, expression, style, rule, practice) |
| use(noun, style, rule, practice, system) |
| vogue(noun, style, rule, practice, system) |