firsts — being before all others with respect to time, order, rank, importance, etc., used as the ordinal number of one: the first edition; the first vice president.
initials — of, relating to, or occurring at the beginning; first: the initial step in a process.
pioneers — a historical novel (1823) by James Fenimore Cooper.
primaries — first or highest in rank or importance; chief; principal: his primary goals in life.
