冷静【れいせい】
calmness, composure, coolness, serenity, presence of mind
静か【しずか】
quiet, silent, slow, unhurried, calm, peaceful
静かに【しずかに】
calmly, quietly, gently, peacefully, be quiet!
静止【せいし】
stillness, repose, standing still
静養【せいよう】
(convalescent) rest
静脈【じょうみゃく】
vein
静けさ【しずけさ】
stillness, silence, quiet, hush, calm, serenity
静観【せいかん】
watchful waiting, careful supervision
平静【へいせい】
calm, serenity, tranquillity, tranquility
動静【どうせい】
state (of affairs), condition, developments, movements
静まり返る【しずまりかえる】
to fall completely silent, to become still as death
静寂【せいじゃく】
silence, stillness, quietness
安静【あんせい】
rest, quiet, repose
静物【せいぶつ】
still object, object at rest, still life (painting, drawing)
閑静【かんせい】
quiet (e.g. neighbourhood), peaceful, tranquil
静電気【せいでんき】
static electricity
静穏【せいおん】
tranquility, tranquillity, calmness, serenity, quietness
静まる【しずまる】
to become quiet, to quiet down, to quieten down, to calm down, to die down, to subside, to abate, to be suppressed
沈静【ちんせい】
stillness, tranquility, tranquillity, dullness
物静か【ものしずか】
quiet, still, calm