बहुत महँगी

very expensive

→ बहुत
phrase Rare #11,709
very expensive महँगी is the feminine form of “expensive” and agrees with a feminine noun.
HI: यह किताब बहुत महँगी है।
EN: This book is very expensive.

मुझसे दुश्मनी बहुत महँगी पड़ेगी, ठाकुर!

It’ll cost you dearly to make an enemy of me, Thakur!

— Sholay (1975)

यात्रा बहुत महँगी थी — आने में भी लगभग दो महीने और लौटने में भी।

The journey was very expensive—it took almost two months to get there and almost two months to return.