Commendable vs Appraise - What's the difference?

As an adjective commendable

is worthy of commendation; deserving praise; admirable, creditable or meritorious.

to set a value; to estimate the worth of, particularly by persons appointed for the purpose; as, to appraise goods and chattels.

(en adjective)

Worthy of commendation; deserving praise; admirable, creditable or meritorious.

* circa 1600 , The Merchant of Venice ,Act I, scene I:

LThanks,i' faith; for silence is only commendable /In a neat's tongue dried and a maid not vendible.

* * *

From (etyl) (English precious), from which also appreciate.

(apprais)

To set a value; to estimate the worth of, particularly by persons appointed for the purpose; as, to appraise goods and chattels.

To estimate; to conjecture.

To praise; to commend.

() * appraisal * appraisee * appraisement * appraiser * appraisingly * appraisive * appraiseable * appraiseability

Incorrect form of apprise.

(apprais)

(proscribed) To apprise, inform.