polygraphs

polygraph (singular)
polygraphs (plural)

The plural form of polygraph; more than one (kind of) polygraph.


kidders

The plural form of kidder; more than one (kind of) kidder.


pranksters

prankster (singular)
pranksters (plural)

The plural form of prankster; more than one (kind of) prankster.


gobs

The plural form of gob; more than one (kind of) gob.