Chinese words ending with 亿 (yì) 亿 dictionary entry 6 words. 万(wàn)亿(yì) trillion 十(shí)亿(yì) one billion 千(qiān)亿(yì) myriads 数(shù)十(shí)亿(yì) several billion 杨(yáng)亿(yì) Yang Yi (974-1020), Northern Song dynasty writer and poet 十(shí)多(duō)亿(yì) over one billion