What is the meaning of Ez?

Abbreviation of easy.

not

no

no (negating expression)

hardship, poverty

Alternative form of des

this, it (used as a pronoun, that is, instead of a noun phrase)

this

this

it

I, first person singular subjective pronoun.

self

Alternative form of is

I; first person pronoun, referring to the speaker

Source: wiktionary.org