Based on apres, new words formed by adding one letter at the beginning or end:
a - aeprs c - sarape d - capers e - crapes g - escarp h - pacers i - parsec j - recaps l - scrape m - secpar n - spacer o - drapes p - padres r - parsed s - rasped t - spader u - spared v - spread w - serape x - gapers y - gasper