Instead

Part of speech: adverb (adv.)

1. In the place or room; -- usually followed by of. Let thistles grow of wheat. Job xxxi. 40. Absalom made Amasa captain of the host instead of Joab. 2 Sam. xvii. 25.

2. Equivalent; equal to; -- usually with of. [R.] This very consideration to a wise man is instead of a thousand arguments, to satisfy him, that in those times no such thing was believed. Tillotson.