Pararhyme

Pararhyme is a half-rhyme in which there is vowel variation within the same consonant pattern.
"Strange Meeting" (1918) is a poem by Wilfred Owen, a war poet who used pararhyme in his writing. Here is a part of the poem that shows pararhyme:
Pararhyme features in the Welsh cynghanedd poetic forms. The following short poem by Robert Graves is a demonstration in English of the "cynghanedd groes" form, in which each consonant sound before the caesura is repeated in the same order after the caesura (Graves notes that the "ss" of 'across' and the "s" of 'crows' match visually but are not the same sound):