placid demeanor
Unruffled outward manner
A placid demeanor is a calm, untroubled outward manner.
Someone with a placid demeanor appears serene and unbothered, even in stressful situations: Despite the chaos around her, she maintained a placid demeanor.
The phrase often suggests emotional steadiness that others find reassuring—or occasionally frustrating when stronger reactions seem warranted.
- calmFree from agitation
- sereneUntroubled and composed
- tranquilCalm and untroubled
- composedCalm and self-possessed
- cool as a cucumberExtremely calm and composed
unruffled · cool · collected · poker face · even-tempered · level headed · mellow · gentle · still · still waters · quiet · peaceful · inner peace · stoic · unfazed · grace under pressure · poised · steady