assonance & consonance

Show locale
Table: LHS phonemes; all vowels specified. Can sort in phoneme order.
Middle column: category, vowel, consonant, dipthong, other (check up on this). User can change category. Can sort in category order. Can filter on category.
RHS assonant phonemes; editable.

Mutual option has assonance / consonance for other phonemes set to include current one.

Operations:
Apply changes to mutual effect;
Sort order;
Change phoneme category;
Change locale (implies Apply);
Filter;
Change connection (assonance, consonance, etc...) (maybe by Tab controls).