3. Definition:
combining form- Dermat/o = skin
combined with: -logist
Definition: skin doctor

4. Combining form: Dermat/o
Combined with: -itis
Definition: inflammation of the skin

5. Combined form: melan/o
Combined with: -oma
Definition: black tumor

6. Suffix: -derma
Combined with: scler/o
Definition: hardening of the skin

7. Combining form: onych/o
Combined with: myc/o –osis
Definition: abnormal condition of nail fungus