Briggstone rhymes with:
bastone, brimstone, pistone, aiton, bastone, brimstone, ketone, lactone, moton, pistone
Briggstone sounds like:
bergstein, bergsten, berstein, bifurcation, boorstin, bragdon, braughton, braxton, breakdown, breighton, brighten, brightman, brighton, brockton, brogden, brogdon, brookstone, broughton, broxton, burstein, burston