What does the cryptic crossword clue "Perform strongly mostly making peg (5)" mean?

The definition is "peg". The wordplay uses a deletion. DO (synonym="DO") + WEL (synonym="WEL") = DOWEL; definition: "peg" The answer is DOWEL.

Perform strongly mostly making peg (5)

Independent Cryptic #11718 | 2 Down | 2024-05-01 flower