hendiadys
noun /henˈdaɪədɪs/
/henˈdaɪədɪs/
[uncountable] (grammar- the use of two words joined with ‘and’ to express a single idea, for example ‘nice and warm’
二词一义,重言法(用 and 连接两个词表达一个意思,如 nice and warm) 词源late 16th cent.: via medieval Latin from Greek hen dia duoin ‘one thing by two’.