1.

1. specifically
2. purposely
3. particularly
4. passionately

2.

1. from
2. of
3. at
4. in

3.

1. kill
2. starve
3. abuse
4. worsen

4.

1. lost
2. derived
3. generated
4. synthesized

5.

1. good
2. high
3. lower
4. poor

6.

1. represent
2. make
3. present
4. exert

7.

1. medication
2. illusion
3. motion
4. action

8.

1. habit
2. behavior
3. disorder
4. pattern

(Reference keys.)