Samheiti: calm, calm down, hush, hushed, lull, muted, pipe down, placid, placidity, quiesce, quiet down, quieten, quietly, repose, restrained, serenity, silence, smooth, still, subdued, tranquil, tranquility, tranquilize, tranquillise, tranquillity, tranquillize, unruffled
Andheiti: active, agitate, louden, noisy, sound, unquiet, unquietly