形容词呼格的，呼唤的
名词呼格
1. 呼格（词）
A vocative is a word such as 'darling' or 'madam' which is used to address someone or attract their attention.
911chaxun查询·英语单词
noun
1. the case (in some inflected languages) used when the referent of the noun is being addressed
Synonym: vocative case
adj
1. relating to a case used in some languages
e.g. vocative verb endings