1) Bearing 2) Behavior 3) Behavior or air 4) Behaviour 5) Carriage 6) Conduct 7) Demeanour 8) Deportment 9) Facial appearance 10) French word used in English 11) Look 12) Outward behavior 13) Trait Found on https://www.crosswordclues.com/clue/demeanor
De·mean'or noun [ Written also demeanour .] [ For demeanure , from demean . See Demean , transitive verb ] 1. Management; treatment; conduct. [ Obsolete] « God commits the managing so great a trust . . . wholly to the demeanor... Found on http://www.encyclo.co.uk/webster/D/32