세자 [世子] the Crown Prince; the princely heir. 그는 ~로 책봉되었다 He was formally installed as Crown Prince.▷ 세자빈 [-嬪] the Crown Princess.세자 [細字] small characters[letters]; small type[print].
왕세자: 왕세자 [王世子] the Crown Prince; the Prince Royal; the Heir Apparent of the Throne. ~로 책봉되다 be proclaimed Crown Prince.▷ 왕세자비 the Crown Princess; the consort of the Crown Prince.