Enlarging is a related term of lengthening.
As verbs the difference between enlarging and lengthening
is that enlarging is while lengthening is .
As a noun lengthening is
(linguistics) a type of sound change when a sound (especially a vowel) lengthens.
lengthening
English
Noun
(
en noun)
(linguistics) a type of sound change when a sound (especially a vowel) lengthens
Verb
(head)