Delp rhymes with:
help, kelp, self-help, shelp, welp, yelp, abplanalp, culp, dalpe, eralp, fulp, gulp, help, kalp, kelp, kolp, kulp, philp, pulp, scalp, self-help, shelp, stolp, stolpe, volpe, walp, welp, yelp, zolp
Delp sounds like:
dalbey, dalby, dalpe, dealba, delap, delapp, delph, delphi, delphia, delve, delwip, dethloff, detloff, dettloff, dewolf, dewolfe, dewulf, dilip, dolbow, dolby, dolf, dolfi, dolloff, dollop, dolph