Staffed rhymes with:
taft, aft, calfed, craft, daft, draft, draught, graft, haft, krafft, kraft, laughed, raft, redraft, shaft, taft
Staffed sounds like:
seedpod, stabbed, staved, steeped, stepped, steptoe, stiffed, stooped, stopped, stubbed, stuff-it, stuffed, stupid, stupidity, sudafed