Vocabulary consisting only from characters you are able to read
聞き覚え
kikioboe
(1)learning by ear, (2)memory of having heard something before gakkou
生かす
ikasu
(1)to make (the best) use of, to leverage (skills, attributes, experience, etc.), to capitalise on (experience, etc), (2)to let live, to keep alive, (3)to revive, to resuscitate godan, verb, vintrans, vtrans