What is the meaning of 取っ替える From the lyrics to 'indigo love story' by indigo la End: > Can't find this in the dictionaries I have access to (takoboto android app and jisho.org - also let me know any dictionary reccomendations if you like)

is a colloquial contracted way of saying ().

This contraction () occurs in several compound verbs (), eg:

> []{}[]{} →
> []{} →
> []{}[]{} →
> []{} →
> []{}[]{} →
> []{} →

etc...