---

All answers having "Cancels" as clue:

3 Character Answers:

---

XES



4 Character Answers:

---

AXES

BAGS



5 Character Answers:

---

CRARS

DELES

NIXES

NULLS

VOIDS

XSOUT



6 Character Answers:

---

ABORTS

ANNULS

ERASES

REMITS

SCRAPS

SCRUBS

UNDOES

XESOUT



7 Character Answers:

---

NEGATES

REPEALS

REVOKES

TEARSUP



8 Character Answers:

---

CALLSOFF



9 Character Answers:

---

DEEPSIXES

DESELECTS