日

rì

sun; day; daytime

HSK 2 4 丶

本

běn

root, origin, source; basis

HSK 1 5 丶

原

yuán

source, origin, beginning

HSK 4 10 丶

子

zi

son, child; seed, egg; fruit; small thing

HSK 1 3 丶

能

néng

can, may; capable, full of energy

HSK 1 10 丶

研

yán

to grind, to rub; to study, to research

HSK 4 9 丶

究

jiū

to dig into, to investigate; actually, after all

HSK 4 7 丶

所

suǒ

place, location; "that which", a particle introducing a passive clause

HSK 2 8 丶