느슨하지

In a sentence

• 그 스웨터는 오래 입어서 이제는 느슨하지.

  That sweater is worn out and now it is loose.

  Here, '느슨하지' describes the looseness of the sweater material, used in a physical sense.

• 반복적인 연습은 규칙을 느슨하지 않게 유지하도록 도와줍니다.

  Repetitive practice helps keep the rules from becoming loose.

  In this sentence, '느슨하지 않게' is used to refer to maintaining strictness or tightness regarding rules, metaphorically.

• 요즘의 스마트폰 정책은 느슨하지 않은 것 같아요.

  These days, smartphone policies do not seem loose.

  Here, '느슨하지 않은' is used to characterize the strictness or tightness of smart policies.