切

qiè

1. definitely; absolutely (not)
2. (scoffing or dismissive interjection) Yeah, right.; Tut!
3. to grind
4. (bound form) close to
5. (bound form) eager
6. to correspond to
7. (used to indicate that the fanqie 反切[fan3 qie4] system should be applied to the previous two characters)

qiē

1. to cut; to slice; to carve
2. (math.) tangential