[*] 148.
The Substantive Interrogative Pronoun
quis,
who?
quid,
what? is declined in
the Singular as follows:—
The Plural is the same as that of the Relative,
quī
,
quae
,
quae
.
[*] a.
The singular
quis
is either masculine or of indeterminate gender, but in old
writers it is sometimes distinctly feminine.
[*] b.
The Adjective Interrogative Pronoun,
quī
,
quae
,
quod,
what kind of?
what? which? is declined throughout like the
Relative:—
[*] c.
Quisnam,
pray,
who? is an emphatic interrogative. It has both
substantive and adjective forms like
quis
,
quī
.