submajority

While the background supposition is certainly that the baseline would be simple majority votes, the rules and procedings clause gives ample power to Congress to deviate from that baseline by adopting both de jure and de facto supermajority and submajority rules, except for those matters on which the Constitution explicitly requires supermajorities the afore-mentioned impeachments clause, for example, the veto override clause, or the make treaties clause.

John McCain, still doing conference calls with the bloggers. Ann Althouse 2008