Questions & Answers about सजावट बहुत अच्छी है।
- सजावट = decoration, decor, or the decoration
- बहुत = very
- अच्छी = good (feminine form)
- है = is
So the structure is basically: Decoration very good is, which in natural English becomes The decoration is very good or The decor is very nice.
Because सजावट is a feminine noun in Hindi.
The adjective अच्छा changes form to match the gender and number of the noun:
- masculine singular: अच्छा
- feminine singular: अच्छी
- masculine plural / mixed plural in many contexts: अच्छे
Since सजावट is feminine singular, the sentence uses अच्छी:
- सजावट बहुत अच्छी है।