Definitions

1. noun

A process or instance in which a sound or letter is inserted into a word, especially in the process of language change or evolution, to facilitate pronunciation or make a word easier to pronounce.

“The linguist studied the epenthesis that occurred in the ancient language to understand its development over time.”

2. noun

A sound or letter that is inserted into a word, as a result of epenthesis.

“The epenthesis of a vowel in the word ‘strength’ makes it easier to pronounce for non-native speakers.”