rumpus - primus
Primus - Impure
impure - empire
Empire - ampere
Ampere - Sperma
Mapper
mapper - papery
Papery - Rapper
Rapper - appear
Appear - Pamper
Pamper - ramped
Ramped - warmed
Warmed - reward
reward - warren
Warren - warden
warden - ardent
Ardent - tender
Tender - center
Center - enters
Enters - Pester
Pester - easter
Easter - tasker
Tasker - Casket
casket - sacked
Sacked - Scared
scared - rescan
Rescan - Crease
Crease - saucer
saucer - search
Search - chairs