Requisite /(r?k"w?-z?t)/

Req·ui·site

Requisite

n.
  1. That which is required, or is necessary; something indispensable.
    God, on his part, has declared the requisites on ours; what we must do to obtain blessings, is the great business of us all to know.
    — Wake.

Requisite

a.
  1. Required by the nature of things, or by circumstances; so needful that it can not be dispensed with; necessary; indispensable.
    All truth requisite for men to know.