aper, asker, aspen, aster, casper, jasper.
arepas, sarape, recaps, capers, spacer, secpar, crapes, scrape, parsec, pacers, escarp, spread, padres, rasped, spader, spared, drapes, parsed, serape, grapes, gasper, sparge, gapers, parges, pagers, shaper, raphes, seraph, sherpa, phrase, aspire, paries, praise, spirea, japers, jasper, lapser, pearls, parles, remaps, and 32 more.
Your query has returned 63 words, which include anagrams of asper as well as other shorter words that can be made using the letters included in asper.
The words in this list can be used in games such as Scrabble, Words with Friends, Wordscapes and other similar games.