Vocabulary consisting only from characters you are able to read
手がかり
てがかり
(1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
積む
つむ
to pile up, to stack, to load (car, ship, etc.), to packgodan, jlpt3, verb
やる気
やるき
willingness (e.g. to do something)/eagerness/motivation/inspiration/determination/high aspirationsjlpt3
気づく
きづく
to notice/to recognize/to recognise/to become aware of/to perceive/to realize/to realisegodan, verb
得る
える
(1)to get, to acquire, to obtain, to procure, to earn, to win, to gain, to secure, to attain, (suf,v1,vt) (2)(after the -masu stem of a verb) to be able to ..., can ... ichidan, jlpt3, verb, vtrans