to bring to life, to revive, to resuscitate / to let live, to spare (one's life) / to make full use of (something), to capitalise on, to leverage (skills and etc)

everything

(colloquial) current boyfriend

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

Synonym of 黄昏 (tasogare, “dusk; twilight”) / Synonym of 黄昏時 (tasogaredoki, “dusk; twilight”)

(Buddhism) think on the power of Kannon

(literally) know the other side and yourself, a hundred battles will not be perilous