The first known use of envisage was in 1660.

Is envisage a British word?

envisage (especially British English) to imagine what will happen in the future: I don't envisage working with him again.

What is the root word of envisage?

To envisage is to imagine something that does not yet exist. The words envisage and envision share the same Latin root meaning to see. Both words are very similar in meaning but do have slight shades of difference.