| Englisch | Spanisch | |
|---|---|---|
| General | ||
| General | mainstay | puntal [m] |
| General | mainstay | pilar [m] |
| General | mainstay | estay mayor [m] |
| General | mainstay | soporte principal |
| Engineering | ||
| Engineering | mainstay | apoyo principal |
| Engineering | mainstay | sostén principal |
| Aeronautics | ||
| Aeronautics | mainstay | apoyo principal |
| Aeronautics | mainstay | sostén principal |
| Marine | ||
| Marine | mainstay | estay mayor |
| Maritime | ||
| Maritime | mainstay | carbonera [f] |
| Transportation | ||
| Transportation | mainstay | estay mayor [m] |
| Sports | ||
| Sports | mainstay | pilar principal |
| Sports | mainstay | persona partidaria principal |
