What words are an example of slant rhyme hear and near swamp damp fen feeds warm true?

The words that demonstrate slant rhyme in the list you provided are:

* hear and near

* swamp and damp

* fen and feeds

Slant rhyme (also called near rhyme or half rhyme) occurs when words have similar but not identical sounds. In these examples:

* Hear and near both have the same vowel sound but different consonant sounds.

* Swamp and damp have the same vowel sound and similar consonant sounds but not identical.

* Fen and feeds have similar vowel sounds but different consonant sounds.

The words warm and true don't rhyme with any other words in the list, either perfectly or slantingly.