『Consilience Design』
p
personal
person
ME: from OFr. persone, from L. persona 'actor's mask, character in a play', later 'human being'.
private
ME: from L. privatus ‘withdrawn from public life’, a use of the past part. of privare ‘bereave, deprive’, from privus ‘single, individual’.
public
ME: from OFr., from L. publicus, blend of puplicus 'of the poeple' and pubes 'adult'.