The marginal commentary discusses the form Nargisa (نَرْجِسَة), which could seem to challenge the feminine-suffix condition.
The margin explains that in that usage it is no longer the proper name under discussion, so it is not a counterexample to the author’s particular test.
This point comes from the printed marginal explanation, not from the main line of the author’s text.
Opening interactive controls...
Diptote Causes — Verb Patterns and Their Conditions
The marginal commentary discusses the form Nargisa (نَرْجِسَة), which could seem to challenge the feminine-suffix condition.
The margin explains that in that usage it is no longer the proper name under discussion, so it is not a counterexample to the author’s particular test.
This point comes from the printed marginal explanation, not from the main line of the author’s text.