The occurrence of the same lexical stem with different derivational affixes, a change of lexical class, or other lexicomorphological alteration(s).
[T]oday in German
y
I
am called a
and in England German
man of scienceI
am represented as a Swiss Jew
. If I
come to be regarded as a bête noire, the description will be reversed, and I
shall become a Swiss Jew
for the German
s
and a
for the English. (Einstein, qtd in Moyer 1979)German
man of science
Moyer, Donald Franklin. 1979. “Revolution in Science: The 1919 Eclipse Test of General Relativity.” In On the Path of Albert Einstein, edited by Berham Kursunoglu, Arnold Perlmutter, and Linda F. Scott, 55–102. University of Miami: Orbis Scientiae.