| Subject | English | Spanish |
| econ. | intervention of a third party or of a unit other than a household | intervención de un tercero o de una unidad que no sea un hogar |
| law | non-voluntary third party's intervention | intervención obligatoria |
| law, h.rghts.act. | third-party intervention | intervención de terceros |
| law | voluntary third party's intervention | intervención voluntaria |