zì​yóu​zì​zài HSK7

unconstrained

自由自在 zì​yóu​zì​zài
unconstrained idiom
acting or moving freely without any inhibition or restriction

Birds fly freely in the sky.

carefree idiom
living in a relaxed manner without worries or responsibilities

He leads a carefree life, never worrying about tomorrow.

Frequency

Movie subtitles
1.76 per million appears in 1% of films
Written text
2.23 per million

Details

HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT