---

All answers having "S. ___" as clue:

3 Character Answers:

---

AFR

ESS

OHM



4 Character Answers:

---

HEAD

OHMS



5 Character Answers:

---

DONUT

OMEGA

SOUTH



7 Character Answers:

---

FOUNDER



10 Character Answers:

---

AMPERSANDS



12 Character Answers:

---

MOVESNEAKILY

MOVESNEAKILY



15 Character Answers:

---

SYMBOLFORSULFUR



16 Character Answers:

---

TENNISMATCHPARTS



17 Character Answers:

---

LASTOFTHEMOHICANS