parsonish
/ˈpɑrsɒnɪʃ/Definitions
1. adjective
resembling a parson, especially in being old-fashioned or sternly proper
“His parsonish demeanor commanded respect from the congregation.”
2. noun
a person who resembles a parson, especially in being old-fashioned or sternly proper
“The parsonish stranger drew curious glances in the small town.”