n. 逆序造词, 倒反构词
在线英汉词典

back-formation的短语、例句：

back-formation n [U, C] (process of making a) word that appears to be the root of a longer word, eg televise from television 逆构词（该词看来像是某一较长单词的词根, 如由television逆造出 televise）; 逆序造词法.