English rendering Grow into adulthood Literal translation: “One's frame thickens”
Grow to adulthood.
Dictionary example 1
이미 뼈대가 굵어진 자식들인데 이래라저래라 간섭을 할 수도 없고 마냥 두고 볼 수도 없으니 큰 문제다.
Read the meanings, trace, then cover above the masking line and write. Uncover, choose a meaning, and make your own sentence.
Writing text뼈대가 굵어지다
Explore the body parts or scenes linked to this idiom.
A silent film that writes the headword and its meaning.
Be utterly crushed Be so outmatched in a fight that one suffers only losses with nothing left, as though not even bones could be gathered after death. 
suffer searing inner pain For emotional pain or the like to be extremely intense. 
Suffer excruciating pain Be so painful that it is extremely hard to endure 
Devote one's life to an organization Devote oneself to a group or organization for life. 
Shared · 2 be skin and bones To become excessively thin through lack of food or severe illness. 
Shared · 2 Be skin and bones Become excessively thin through hunger, severe illness, or the like 
Pierce to the bone Of resentment, pain, or the like, be so deep and intense as to penetrate the bones. 
Shared · 4 engrave deeply in one’s heart An emphatic expression for remembering something firmly in one’s heart so it is not forgotten. 
Make something part of oneself Turn experience, ideas, theories, or the like into one’s firm convictions 
Be spiritually nourishing Be mentally or spiritually helpful. Browse in Hangul order.
WORDROW Korean Idioms 