This is the 4818th most frequent Russian word.
идеально
Perfectly.
The word 'идеально' is used as an adverb to describe the way the dress fits, indicating the absence of flaws.
Это платье идеально сидит на тебе.
This dress fits you perfectly.
Here 'идеально' serves as an adverb to emphasize the supreme quality of quietness observed at the beach.
На пляже было идеально тихо.
It was perfectly quiet on the beach.
In this sentence, 'идеально' modifies the verb 'подходит,' signifying the suitability of the location for the activity described.