secondhand smoke – n. smoke from a cigarette, cigar or pipe that can be inhaled by people who are near the person who is smoking

asthma – n. medical a physical condition that makes it difficult for someone to breathe

pneumonia – n. medical disease marked by inflammation of the lungs, usually caused by a bacterium, virus, or other infectious agent

commitment – n. a promise to be loyal to someone or something; the attitude of someone who works very hard to do or support something


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