Some of my own. Hey, the OP said worst pun, right?
PUN DICTIONARY
by
Larry Gott
A.K.A. DesertGeezer
acrimony, the period between matrimony and alimony.
aerosol, Hasidic pilot.
aperitif, two people with larcenous intent.
attenuate, you had a late supper.
bisexual, one who has to buy it if he wants it.
blandish, tasteless entree.
brandish, Spode.
buttress, anything one can sit on.
cascade, assistance carrying the beer barrel.
chiropractor, frames adjuster.
commotion, dirty dancing.
diatribe, family that runs a weight-loss clinic.
dulcet, steak knives in need of sharpening.
effervescent, not just sometimes vescent.
feather duster, a mom-pom.
gargoyle, what Popeye used to lubricate his garg.
hiccup, beverege container for a peasant.
hubris, circumcision of baby Hubert.
inviolabale, can’t be persuaded to double on viola.
kilter, dispatched that female.
kumquat, how to call your dog, Quat.
lathe, ith prone or thupine.
machine-folded paper sculpture, faked origami.
matrix, pranks pulled between April and June.
morbid, higher offer at the auction.
nuance, their sisters just gave birth.
open casket funeral, remains to be seen.
opus, how to call your kitty.
orthodox, moorings for Republican boats.
orthodoxy, right-thinking whore.
philatelist, one who plays the philatel.
quota, one fourth of a Dallas Cowboys game.
Ra, “This hamburger isn’t done.”
rake tracks, sign of the tines.
second-chair flute, substi-toot.
sluice, needs tightening.
syngenesis, original syn.
triad, how to sell your car through the Sunday paper.
rollop, gait of a promiscuous pony.
unabridged, impassable stream (see also unaffordable)
vex, polish a German car.
witch, one who took a turn for the curse.
xylophone, the fastest way to contact your friend, Xylo.
nothing for this letter, I don’t know Y
zebra, fits Dolly Parton.