---

All answers having "Cap" as clue:

3 Character Answers:

---

FEZ

HAT

LID

TAM

TOP



4 Character Answers:

---

ACME

APIE

COIF

ETON

LENS

RATE



5 Character Answers:

---

BERET

LIMIT

POLAR



6 Character Answers:

---

BEANIE



7 Character Answers:

---

CEILING

CHAPEAU



8 Character Answers:

---

BEARSKIN

HEADGEAR



9 Character Answers:

---

BOTTLETOP



10 Character Answers:

---

UPPERLIMIT



11 Character Answers:

---

SALARYLIMIT