What does «izo, iza» mean in Spanish?

(-iza) Suffix that gives the sense of "similar to", "resembling" or "having a propensity to" to certain words. For example, rojiza, enfermiza, plomiza, arrastradiza, levadiza, etc.
(-iza) Suffix that gives the sense of "having" or "containing" to certain words. For example; limestone, coppery.