Big name in semiconductors, 3 letters
Makers of the Athlon processor, 3 letters
Heather's Melrose Place role, 4 letters
Katharine's role in Adam's Rib, 4 letters
Alternatives to Pentiums, 4 letters
Bill of Rights part: Abbr., 4 letters
Constitution pt., 4 letters
Constitutional addition: Abbr., 4 letters