確保

N1 確信 kakushin conviction, confidence N1 確定 kakutei fixed, decision N1 確立 kakuritsu establishment N1 保つ tamotsu to keep, to preserve, to sustain N1 保育 hoiku nursing, nurturing, rearing N1 保温 hoon retaining warmth, keeping heat in, heat insulation N1 保管 hokan custody, safekeeping, storage N1 保険 hoken insurance, guarantee N1 保守 hoshu conservative, maintaining

N3 確 kaku, kou / tashi.ka, tashi.kameru assurance, firm, tight N1 保 ho, hou / tamo.tsu protect, guarantee, keep