Vocabulary consisting only from characters you are able to read
五日
icuka
five days, the fifth day (of the month)jlpt5, toki
百京
hjakukjou
kvadrilionmix
百
hjaku
(num) 100, hundredjlpt5
兆
čou
(1)sign, omen, indication, portent, (num) (2)10^12, 1,000,000,000,000, trillion (American), (obs) billion (British) mix
一兆
iččou
1,000,000,000,000, one trillion, one billion (obs. British)mix
土木
doboku
public worksmix
土日
doniči
weekend, Saturday and Sundaymix