Vocabulary consisting only from characters you are able to read
行き
いき
(1)bound for ..., (n) (2)going (to) jlpt3
先
さき
the future, forward, priority, precedence, former, previous, old, latejlpt5, toki
耳にする
みみにする
to hear, to hear by chance, to hear by accident, to catch (the sound)suru