Sentence:  And they answered Ioshua, and said, Because it was certainely told thy seruants, how that the Lord thy God commanded his seruant Moses to giue you all the land, and to destroy all the inhabitants of the land from before you, therefore we were <WSD>sore</WSD> afraid of our liues because of you, and haue done this thing. 
Meaning of the word marked with <WSD> tags:  Very, excessively, extremely (of something bad).