plac-, placi-, -plais
(Latin: to please, to satisfy; peace, peacefulness; calm, calmness)
Cross references directly, or indirectly, involving "calm, calmness, peace, quiet": pac-, peac-; quies-, quiet-; seren-.
Cross references directly, or indirectly, involving "calm, calmness, peace, quiet": pac-, peac-; quies-, quiet-; seren-.