貯蓄【ちょちく】
savings
備蓄【びちく】
stockpile, reserves, storing, stocking up, laying in (supplies)
蓄積【ちくせき】
accumulation, accumulate, store
含蓄【がんちく】
implication, significance, connotation, depth of meaning, complications of a problem
蓄える【たくわえる】
to store, to save up, to stock up on, to lay in stock, to set aside, to accumulate (e.g. knowledge), to build up (e.g. experience), to develop (e.g. one's skills), to grow (a beard, moustache, etc.), to wear
蓄電池【ちくでんち】
storage battery