Vocabulary consisting only from characters you are able to read
南北
なんぼく
south and northmix
億
おく
(num) 100,000,000, hundred millionjlpt4
赤み
あかみ
reddish tinge/tinge of red/slight redness/blushmix
一兆
いっちょう
1,000,000,000,000, one trillion, one billion (obs. British)mix