Supersecret rhymes with:
sanskrit, ambrit, barret, barrett, berrett, catrett, culprit, desperate, durrett, ehret, errett, garett, garret, garrett, garritt, gehret, gerrit, gurit, irit, marett, marrett, meritt, merrett, merrit, merritt, moret, parrett, perret, perrett, perritt, porritt, public-spirit, safrit, sanskrit, sarrett, sharrett, sherrit, sherritt, starrett, sterett, sterrett, surrett, verit, verrett