词根词缀：ballo-, ball-, balo-, bolo-, bol-, -bola, -bole, -bolic, -bolism, -bolite, -boly

【来源及含义】Greek: throw, send, put; that which is thrown

【同源单词】amphibole, anabolism, astrobolism, asymbolia, ballista, ballistic

词根词缀：para-, par-

【来源及含义】Greek: by the side of, beside, past, beyond; contrary, wrong, irregular, abnormal

【同源单词】abdominal paracentesis, acroparalysis, acroparesthesia, Ad utrumque paratus, adelphoparasite, alloparasite