I think that repeated interior vowel sounds is assonance. And I have a quote illustrating that as well, this time from The Once and Future King by T. H. White. Merlin is speaking to Wart:
‘For instance, ’the beer is never clear near here, Dear,’ is unfortunate, even as assonance.’
I believe that it is alliteration only if the beginning sounds of words are alike. I still recall the lines from Tennyson that were used in one of my high school classes to illustrate alliteration:
I think that repeated interior vowel sounds is assonance. And I have a quote illustrating that as well, this time from The Once and Future King by T. H. White. Merlin is speaking to Wart:
‘For instance, ’the beer is never clear near here, Dear,’ is unfortunate, even as assonance.’