List of sustaining synonyms and sustaining related words.
aid, backing, bearing, bolstering, bracing, burdened, buttressing, carriage, carrying, holding, maintaining, maintenance, moral support, propping, psychological support, reliance, security blanket, shoring, subsidy, subvention, support, supporting, supportive, supportive relationship, supportive therapy, suspensory, sustainment, sustenance, sustentation, sustentative, upholding, upkeep