His quiet 'demeanor' [='manner, bearing'] had a calming effect on us.
They maintained a solemn 'demeanor' as they told us the bad news.
She has a shy/friendly/warm 'demeanor'.
(..) " average, or below average piloting skills, " " English was very poor " " so, that's about the best description i can get, give you " " for his demeanor. " " At that time very uneventful from my perspective. " Regardless, air traffic controllers at Dulles International Airport (..)2005 Loose Change: Second Edition