Placid

adj.calmwarm

Meaning 1

Calm and not easily agitated in manner or temperament.

Reach for it when describing steady quietness without implying passivity or lack of feeling

The placid horse waited while each child learned how to hold the reins.

playful
unflappable
when composure holds under obvious pressure
not when The informal word emphasizes resilience to disruption, not gentle temperament.
everyday
calm
when freedom from agitation is the straightforward claim
not when Calm may be temporary, while placid often suggests a settled disposition.
warm
even-tempered
when emotional reactions remain balanced over time
not when It applies to people, not water, weather, or a scene.
literary
serene
when calm also appears graceful or inwardly peaceful
not when Serene can idealize a person who is simply unruffled.

Smooth and almost undisturbed in appearance.

Reach for it when describing still water or a similarly tranquil scene

The placid inlet reflected every mast before the wind rose.

playful
glassy
when water is visibly smooth and reflective
not when This visual description cannot characterize a person's temperament.
everyday
still
when lack of movement is the exact fact
not when Still water may be polluted or ominous rather than placid.
literary
tranquil
when a scene feels deeply undisturbed
not when Tranquil emphasizes atmosphere rather than the smooth visible surface.

placid temperament
Her placid temperament helped the group slow down without losing focus.
placid waters
The canoe crossed placid waters before the afternoon breeze arrived.
placid expression
His placid expression reassured the nervous first-time performers.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.