// dematerialized people heal slowly
    // dematerialized ghouls shouldn't heal any more slowly -- bwr

    // dematerialised people heal slowly
    // dematerialised ghouls shouldn't heal any more slowly -- bwr

    SPELL_AIR_WALK,                    // "dematerialize" (air/transmigration)

    SPELL_AIR_WALK,                    // "dematerialise" (air/transmigration)

                mpr("A shaft materializes beneath you!");

                mpr("A shaft materialises beneath you!");