One old english word that has survived into modern english is debt beautiful father army

One Old English word that has survived into Modern English is Father. debt beautiful father army

According to the Oxford Dictionary the origin of father is the  Old English fæder, of Germanic origin; related to Dutch vader and German Vater, from an Indo-European root shared by Latin pater and Greek patēr.

Debt comes from Middle English dette: from Old French,and army comes from  late Middle English, from Old French armee.  

The answer is father. This is 100% correct.

appeal to ethos is your answer.