placid

Meanings

Adjective Satellite

• (of a body of water) free from disturbance by heavy waves
  • "a ribbon of sand between the angry sea and the placid bay"
• not easily irritated
  • "not everyone shared his placid temperament"
  • "remained placid despite the repeated delays"

Synonyms

equable, even-tempered, good-tempered, quiet, smooth, still, tranquil, unruffled