Synonym: peaceful, quiet, serene, still, tranquil. Antonym: excited, storm, stormy. Similar words: calm down, palm, realm, almost, salmon, alma mater, call, recall. Meaning: [kɑːm] 
n. steadiness of mind under stress. v. 1. make calm or still 2. make steady 3. become quiet or calm, especially after a state of agitation 4. cause to be calm or quiet as by administering a sedative to. adj. 1. not agitated; without losing self-possession 2. (of weather) free from storm or wind 3. living without undue worry; taking life easy.
n. steadiness of mind under stress. v. 1. make calm or still 2. make steady 3. become quiet or calm, especially after a state of agitation 4. cause to be calm or quiet as by administering a sedative to. adj. 1. not agitated; without losing self-possession 2. (of weather) free from storm or wind 3. living without undue worry; taking life easy. 
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121. There was an air of easy assurance and calm about him.
122. After weeks of intense fighting, there followed a brief period of calm.
123. She tries to create an atmosphere of calm and security for her children.
124. He took a deep breath, desperately trying to keep calm.
125. Do not have a drink or take drugs to calm yourself down.
126. He usually stays quite calm in meetings but this time he just lost his head.
127. I like working with Edward because he's so calm and equable.
128. You'd better calm down and level your voice when you give a speech.
129. Official reports in Algeria suggest that calm is returning to the country.
130. He was calm and concentrated in judging how to defeat his opponent.
131. He was comparatively calm and concentrated in judging how to defeat his opponent.
132. Martin would be a good judge, I thought. He was calm and thorough.http://Sentencedict.com
133. Why don't you walk the dog round for half an hour or so?I t'll give you some exercise, and probably calm you.
134. Although the situation was tense, her voice was calm and very assured.
135. She seems calm on the outside but I know how worried she really is.
136. She always stays cool, calm and collected in a crisis.
137. Neil Howorth, director of the academy, tried to calm things down.
138. Mr Beazer tried to calm the protests by promising to keep the company's base in Pittsburgh.
139. The calm water in the lake invited us to swim.
140. Rachel appeared poised and calm.
141. Vows made in storms are forgotten in calm. Thomas Fuller 
142. Organized religion is a product of a mix of superstition, delusion, divination and humanity to calm and control the human mind. Dr T.P.Chia
143. I hate to hear you talk about all women as if they were fine ladies instead of rational creatures. None of us want to be in calm waters all our lives. Jane Austen
144. When you reach a calm and quiet meditative state, that is when you can hear the sound of silence. Stephen Richards
145. By staying calm, you increase your resistance against any kind of storms. Mehmet Murat ildan
146. How calm. The persimmon orchard. Under the wintry moon.
147. They sicken of the calm, who knew the storm.
148. Placating protesting workers may help calm a tense situation.
149. Wyatt: Calm down. You brought it up.
150. Shannon arose, calm, forceful, vigorous, much younger.