The loss of /n/ is not a general phonological phenomenon, in that there are a number of Ottawa suffixes that retain final /n/.

As a phonological phenomenon, the original diphthongs denoted by 〈ᾳ, ῃ, ῳ〉 were traditionally called "improper diphthongs" in older English works.

For example, the following two phonological phenomena appear in many of the Uralic languages, and the latter also in Altaic languages:

However, the second example illustrates several kinds of phonological phenomena.

The framework aims to provide a non-arbitrary account for phonological phenomena by replacing the rule component of phonology with a restricted set of universal principles and parameters.

The various levels of the prosodic hierarchy are independently justified by the phonological phenomena that make reference to them.

Whereas these changes are mainly phonological phenomena, changes in the Lexicon of Texan English can be detected as well.

The urban-rural linguistic split mainly affects phonological phenomena.

This could include phonological, as well as morphological and syntactic phenomena.

A phonological phenomenon that might appear to be a morphological one is the loss of the infinitival ending -re of verbs.