advantageous(being of advantage, see also: beneficial) adjective [UK: ˌæd.vən.ˈteɪ.dʒəs] [US: ˌæd.vən.ˈteɪ.dʒəs]
beneficial(helpful or good to something or someone) adjective [UK: ˌbe.nɪ.ˈfɪʃ.l̩] [US: ˌbe.nə.ˈfɪʃ.l̩]Worms are sometimes beneficial for the ground. = Las lombrices a veces son beneficiosas para el suelo.