Bigram rhymes with:
angiogram, chromatogram, deprogram, electrophoretogram, nanogram, angiogram, baram, chromatogram, cinram, deprogram, electrophoretogram, nanogram
Bigram sounds like:
backroom, bacorn, bajarin, bauserman, beckerman, bejarano, bighorn, bjoern, bjorn, bochram, bookworm, boscarino, bosserman, buckhorn, bugarin, bukharin