Survival Horror - A tense game about avoiding death and being horrified
Survival Sim - A tense game about meeting primary needs in a hostile or wild environment
Survival Game - Any game about avoiding death at the hands of anything hostile really
Survivors-like - An overwhelming game about killing lots of enemies while moving around and auto-firing
Survivor-like - A social leverage competition about achieving arbitrary goals in an archipelago setting

from the perspective of the actual characters, LOST could be any one of these depending on how bad a time that character is having on the island!