i'm afraid what you learn is not manderin/simplified chinese. cause almost every time, i can't understand your new words. i'm in mainland china. hhaahhaaa...

"畠" (tián/zī/zāi) 為日語漢字，亦或是漢語 "甾" (zī/zāi) 的異體字。

THAT is Japanese characters。we dont ues in mandarin~