Vocabulary consisting only from characters you are able to read
兆し
kizaši
signs, omen, symptomsmix
一兆
iččou
1,000,000,000,000, one trillion, one billion (obs. British)mix
億
oku
(num) 100,000,000, hundred millionjlpt4
兆
čou
(1)sign, omen, indication, portent, (num) (2)10^12, 1,000,000,000,000, trillion (American), (obs) billion (British) mix