Today’s #kanji is #易, which is a pictogram and it is the original form of 蜴, a lizard. Because lizards can change their skin colour, 易 has the meaning of “change” apparently although it is not the first meaning I would think of.

Meaning: to change, to transform, easy
Reading: エキ、イ、やさ、やす

易者（エキシャ）: (n) a fortune-teller although 占（うらな）い師（シ） is a more common word for it.
交易（コウエキ）: (n) trade, commerce, barter
貿易（ボウエキ）: (n) (foreign) trade, (international) commerce

安易（アンイ）: (na-adj) easy, easygoing, lighthearted, sloppy, careless
簡易（カンイ）: (na-adj) simple, simplified, easy, plain
難易度（ナンイド）: (n) (a degree of) difficulty
平易（ヘイイ）: (na-adj) easy (to understand), plain
容易（ヨウイ）: (na-adj) easy, simple, manageable

易（やさ）しい: (i-adj) easy, simple, light, plain

易（やす）い: (i-adj) easy, simple, light

[verb stem]+易（やす）い = easy to ～
食（た）べ易（やす）い: easy to eat