Ablaut

Definition:

• (n.) The substitution of one root vowel for another, thus indicating a corresponding modification of use or meaning; vowel permutation; as, get, gat, got; sing, song; hang, hung.

Compare ablaut with other words:

ablaut vs. apophony

ablaut vs. alternation

ablaut vs. substitution

ablaut vs. gradation

ablaut vs. modification

ablaut vs. permutation