Act as a substitute, 6 letters
Actor ___ Fetchit of old films, 6 letters
Cross the threshold, 6 letters
Do more than mediate, 6 letters
Enter 10 + pi + 1/3 of 6, 6 letters
Get involved with someone else's business, 6 letters
Invitation to a customer, 6 letters
Moderate as a third party, 6 letters
Shoe without laces, e.g., 6 letters
Try to mediate, perhaps, 6 letters
Loafers, for instance, 7 letters
Loose-fitting shoes, 7 letters
Panties with wide legs, 7 letters
Intervene/foot part, 10 letters
Don, as a pair of pants, 8 letters
Fill, as another's shoes, 8 letters