Similar word to underdevelopment:

abjection, aridity, bankruptcy, barrenness, beggary, dearth, debt, deficiency, deficit, depletion, destitution, difficulty, distress, emptiness, exiguity, famine, hardship, impecuniousness, impoverishment, inadequacy, indigence, insolvency, insufficiency, lack, meagerness, necessitousness, necessity, pass, paucity, pauperism, pennilessness, penury, pinch, poorness, privation, reduction, scarcity, shortage, starvation, straits, underdevelopment, vacancy