---

All answers having "Cruel" as clue:

4 Character Answers:

---

EVIL

FELL

IRON

MEAN



5 Character Answers:

---

AIOLI

BRUTE

HARSH

INDUS

PASSE

SADIC

TAUPE

VOILE



6 Character Answers:

---

BRUTAL

SAVAGE

SPRINT

UNKIND



7 Character Answers:

---

ABUSIVE

CALLOUS

EFFECTS

INHUMAN

OGREISH

PURPOSE

VICIOUS



8 Character Answers:

---

FIENDISH

INHUMANE

PITILESS

RUTHLESS

SADISTIC



9 Character Answers:

---

HEARTLESS

MERCILESS



10 Character Answers:

---

CANNIBALIC



11 Character Answers:

---

COLDHEARTED