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なければ， 無ければ
1. if (it) doesn't exist, if there is no ..., if (one) doesn't have ...
2. if not ..., unless ...
3. have to ..., must ...
tbd
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生きる， 活きる， いきる
1. to live, to exist
2. to make a living, to subsist
3. to be in effect, to be in use, to function
4. to come to life, to be enlivened
5. to be safe (in baseball, go, etc.)
活，活着；活了(围棋等比赛)
も
1. too, also, in addition, as well, (not) either (in a negative sentence)
2. both A and B, A as well as B, neither A nor B (in a negative sentence)
3. even, as much as, as many as, as far as, as long as, no less than, no fewer than
4. even if, even t...
tbd