IPA: /pərˈmjuːteɪʃənl/
KK: /pərˈmjuːteɪʃənl/
Relating to the arrangement or rearrangement of elements in a particular order.
The permutational analysis of the data revealed interesting patterns.
Permutational → It is formed from "per-" (meaning through) and "mutare" (meaning to change) along with the suffix "-al" (meaning relating to). The word "permutational" refers to something that relates to changes or arrangements made through various combinations.
Think of 'changing through' ('per-') different arrangements ('mutare') — that's what 'permutational' means.