为止 (pinyin: wéi zhǐ, written "wei zhi" or "weizhi") means until. Below: its meaning, pronunciation, stroke order, and example sentences, so you can learn how to read, say, and write 为止.
Meaning
until
(used in combination with words like 到[dao4] or 至[zhi4] in constructs of the form 到...為止|到...为止)