Vocabulary consisting only from characters you are able to read
切線
sessen
tangent (in trigonometry)mix
色々
iroiro
(1)various, (2)(arch) various colors (colours) mix
三線
sanšin
(1)Okinawan traditional three-stringed instrument; precursor to the shamisen; (2)shamisen mix
五分五分
gobugobu
as likely as not, 50-50, even match, tiemix