Word: 副作用 (fùzuòyòng) 副作用 dictionary entry fùzuòyòng side effect Full dictionary entry for 副作用 Example sentences using 副作用 2 sentences, showing page 1 of 1. 减肥太快也许会有副作用。 Jiǎnféi tài kuài yěxǔ huì yǒu fùzuòyòng. Losing weight too fast might have side effects. 这药没有副作用。 Zhè yào méiyǒu fùzuòyòng. This medicine has no side effects.