This is the 2010th most frequent Chinese word.
补
"补" means "to mend," "to repair," or "to supplement."
补: to supplement or add.
我需要补充一点重要的信息。
I need to add some important information.
补: to fix or mend.
昨天我去牙医那里补了一个牙。
Yesterday I went to the dentist and had a tooth filled.
补: to supplement or replenish.