雑 is one of the most commonly used Japanese kanji, and it also has a lot of special readings in addition to the standard onyomi and kunyomi readings.
ONYOMI 音読み
まじ.える maji.eru まじ.る maji.ru
KUNYOMI 訓読み
ザツ zatsu ゾウ zou
Examples
お客が雑な作りのスタンドに座って靴を磨いてもらっている。A customer is having his shoes shined on a slapped-together stand.彼は仕事が雑だ。He is careless and untidy in his work.彼、一気呵成に書き上げたと言ってたけど、この提案書、少し雑だね。He said he dashed this proposal off in one sitting. It’s pretty sloppy.