What is the meaning of Jaz?

Dated spelling of jazz (musical style).

weir

I

an individual and its personality, ego

weir (type of dam)

inflection of jazer:

  1. third-person singular present indicative
  2. second-person singular imperative

third-person singular present indicative

second-person singular imperative

abyss

gap

I

second-person singular imperative of jacer

Source: wiktionary.org