Vocabulary consisting only from characters you are able to read
灰色
haiiro
grey, gray, asheniro
外
hoka
other place, the restjlpt5
色々
iroiro
(1)various, (2)(arch) various colors (colours) mix
無色
mushoku
colourless, colorless, achromaticiro
黄金
ougon
gold; (n,adj-no) gold; (n,adj-no) gold; goldmix