Here is the filled table:
- **-d:**
1. Save - Saved
2. Use - Used
3. Deny - Denied
4. Employ - Employed
5. Try - Tried
- **-ed:**
1. Help - Helped
2. Display - Displayed
3. Thank - Thanked
4. Respect - Respected
5. Reduce - Reduced
- **x2 + ed:**
1. Stop - Stopped
2. Slip - Slipped
3. Ban - Banned
4. Nod - Nodded
5. Knit - Knitted
- **-ied:**
1. Copy - Copied
2. Study - Studied
3. Marry - Married
4. Worry - Worried
5. Deny - Denied