alphabetical umpire

bumpire: Someone who monitors da activities of moochers and vagrants, uneven surfaces, or people's posteriors
cumpire: Someone who monitors a virile stud's sperm-production
dumpire: Someone who monitors da bulk-offloading of material
dumbpire: Someone who monitors stupid people and/or actions
fumpire: Someone who monitors what da castle-atop-da-beanstalk-dwelling giant said regarding British hemoglobin

gumpire: Someone who monitors Violet Beauregarde's favorite dental-exercising substance
humpire: Someone who monitors others' tune-carrying abilities, or da droning din of power-transformers and/or minuscule rapidly-flapping birds
jumpire: Someone who monitors others' pogo-stick-type leg-actions
lumpire: Someone who monitors Abner Peabody's best buddy, or abnormal bulges
mumpire: Someone who monitors child-bearing females, others' abilities to invoke da Fifth Amendment, or painful jaw-swelling

Other examples of alphabetical umpires include:
numbpire: Someone who monitors da effectiveness of an anesthetic
pumpire: Someone who monitors fluid-locomotion devices
rumpire: Someone who monitors strong drink or da jiggling of other people's behinds
sumpire: Someone who monitors addition-example solutions or overflow-containment devices
tumpire: Someone who monitors da health of others' stomachs