---

All answers having "Unadorned" as clue:

4 Character Answers:

---

BALD

BARE

MERE



5 Character Answers:

---

BASIC

NAKED

PLAIN

STARK



6 Character Answers:

---

CHASTE



7 Character Answers:

---

AUSTERE

PLAINSS



8 Character Answers:

---

INORNATE



9 Character Answers:

---

GAZETTEER

PLAINNESS



11 Character Answers:

---

CONGRESSMAN