What does the cryptic crossword clue "They’re critical of French players, including right back (10)" mean?

The wordplay uses a reversal. DE (synonym="‘of French’") + TR (synonym="TR") + ACTORS (synonym="‘players’") = DETRACTORS The answer is DETRACTORS.

They’re critical of French players, including right back (10)

Guardian Cryptic #29558 | 3 Down | 2024-12-05 flower