#lang blog

There are so many express to say “if” (in the sense of “supposing that”) in Chinese! I’ve gathered all the ways I could think of below. Some are more formal or less formal or might have other uses/meanings. The example sentences are from Pleco.

如果 rúguǒ - if / in case / in the event that
你如果要来，请事先告诉我。

要是 yàoshi - if (colloquial)
要是下雨怎么办？

假如 jiǎrú - if 
假如明天开会，准备工作来得及吗？

假使 jiǎshǐ - if / in case / suppose / given
假使他到这儿来，通知我一下。

倘若 tǎngruò - provided that / supposing that / if (literary)
倘若错过这个机会，你会后悔的。

若是 ruòshì - if (literary)
各位若是有不同意见，请即提出。

假若 jiǎruò - if / supposing / in case 
假若我来不了，我会通知你的。

的话 dehuà - if (colloquial, coming after a conditional clause)
有事的话，就不要来了。

假设 jiǎshè - to suppose / to presume / to assume / supposing that … / if / hypothesis / conjecture
假设你赢了一百万元，你会买什么？

若 ruò - to seem / like / as / if (literary)
若有问题，请及时与我电话联系。

倘 tǎng - if / supposing / in case (literary)
倘能如此，就最好不过了。

要 yào - important / vital / to want / to ask for / will / going to (as future auxiliary) / may / must / (used in a comparison) must be / probably / if
我要不回来，请替我说一声。

如 rú - as / as if / such as / if (literary)
如妥善处理，问题不难解决。

Here are some others that were listed in the dictionary but that I haven’t actually encountered:
如若、如其、设若、若果、倘或、倘然、倘使、若然、设使、倘使