Discography rhymes with:
astrophotography, autobiography, bibliography, biography, calligraphy, choreography, chromatography, cinematography, crystallography, demography, echography, geography, hagiography, historiography, iconography, kaumography, lithography, mammography, oceanography, orthography, photography, phytogeography, polarography, pomography, pornography, radiography, topography, typography
Discography sounds like:
decarava, degraaf, degraff, degrave, degroff, describe, deserve