lugn — meaning in English

English meaning

calm adj Free from anxiety, agitation, or strong emotion; peaceful.
calmness noun The quality of being calm; a settled, untroubled state.
cool adjective Slightly cold; at a mildly low temperature.
level adj Flat and even; at the same height throughout, or matching a given height.
lithe adj Slender without being thin to excess.
peace noun A state of calm with no war, fighting, or serious conflict.
placid adj Calm, peaceful, and not easily disturbed.
quiet adj Making little or no sound.
quietness noun A lack of noise; silence.
serene adj Calm, peaceful, and untroubled.
serenity noun A deep state of calm and peacefulness.
staid adj Calm, serious, and unlikely to do anything sudden or exciting.
tranquil adj Calm and peaceful; free from disturbance.

lugn is used for these senses in English:

calm (of a person) Peaceful, quiet, especially free from anger and anxiety.
calm (of a place or situation) Free of noise and disturbance.
calm (in a person) The state of being calm; peacefulness; absence of worry, anger, fear or other strong negative emotion.
calm (in a place or situation) The state of being calm; absence of noise and disturbance.
calmness (uncountable) The state of being calm; tranquillity; silence.
cool (of a person) Not showing emotion; calm and in control of oneself.
level (phonetics) Of even tone; without rising or falling inflection; monotonic.
lithe (obsolete) Mild; calm.