Adjective form of "cow"

Which one is Feminine Gender?

Plural form of ' Index'--

' Summer ' is--

Feminine Gender of " Buck "

Opposite gender of 'doctor' -

Masculine gender of " mare "?

Choose the correct plural form

Plural of ox

Plurar of die

plural of six

Which one is feminine Gender of" Cock "

Which one is not a singular noun-

Which one is the correct masculine form of 'she-ass'

Plural form of brother-

Faminine of horse-

Which one is feminine-

Which word has no plural form-

An unmarried woman is called-

Faminine gender of boar-

Faminine gender of don-