A bird in hand is worth two in the bush.

The underlined words are what kind of adjective?

A)Definite numeral adjective/Indefinite numeral adjective.

Hello ganesh Das,

 you have underlined to words 'a' & 'two'. But the first word (a) is an article and as you sa y of two, it's an number adjective (Definate numeral adjective)

NOTE: Indefinate numeral adjective is known as Quantit adjective.

Fope it helps the best!!! :)