屬
ゾク, ショク, さかん, つく, やから
genus, subordinate official, belong, affiliated
JLPT0 G13 S0 F5000
As per 蜀# (adhere) + a variant form of
尾
tail → adhere/be attached in copulation → *be attached to*; *belong to* → *genus*.
[Full Kanji Etymology List]