1. nature
2. character
3. property
4. quality
5. attribute
6. sexuality
7. sex
8. gender
9. suffix forming adjective from verb
10. suffix forming noun from adjective, corresponding to -ness or -ity
11. essence

classifier: 個

1. to leave; to part (from)
2. (literary) to differentiate; to distinguish
3. (dialect) to turn away; to turn aside; to avert (one's face, gaze etc)
4. (bound form) other; another; different
5. don't ...!
6. to fasten with a pin or clip
7. to stick in; to insert (in order to hinder movement)
8. (noun suffix) category (as in 性别 xìngbié, 派别 pàibié)