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The ClueFixing, as the bottom of a skirt (7 letter answer)
NotesThe answer HEMMING is so rare that it appears less than once every 2500 puzzles.
Related CluesWorking on a jumper
DefinitionHEM as a verb:
1. fold over and sew together to provide with a hem; "hem my skirt"
2. utter `hem' or `ahem'