Vocabulary consisting only from characters you are able to read
南北
nanboku
south and northmix
鼠
nezumi
(1)mouse, rat, (2)dark gray, dark grey, slate (color, colour); (3)mouse, rat, (4)dark gray, dark grey, slate (color, colour) doubutsu
一兆
iččou
1,000,000,000,000, one trillion, one billion (obs. British)mix
兆し
kizaši
signs, omen, symptomsmix