The phrase "left in the lurch" means to be abandoned or left in a difficult situation by someone who was expected to stay and help. The antonyms for this phrase would be "supported," "assisted," "aided," and "rescued." When someone is supported, they have someone by their side to help them through a difficult challenging task. They are not left behind, and their needs are taken into account. The person may receive assistance to make things easier for them. Instead of being left in the lurch, they are being rescued and given the help they need to move forward.