I'd suggest making Pederson a sergeant and Dowst and Dominico corporals.
The corporals of the said galleys are removed and abolished, for they are unnecessary.
An endless vortex of such questioning ‘corporals’ rolled confusedly round him through his whole course; whom he did answer.
He was assisted by ship's corporals, who also attended the gangway with the sentinels.
It leaves you out of the race for vacancies among the corporals.
One of the corporals was tugging at the other end, trying to get it away from him.
The other corporals conduct their squads by the shortest routes to their proper places and deploy them on the general line.
Ive got to pull myself up to my best if its only a corporals job.
We accordingly sat down with about sixty of our guests, the corporals and troopers of our companies.
corporals are confined to barracks for slight breaches of discipline.
lowest noncommissioned army officer, 1570s, from Middle French corporal, from Italian caporale "a corporal," from capo "chief, head," from Latin caput "head" (see capitulum). So called because he was in charge of a body of troops. Perhaps influenced by Italian corpo, from Latin corps "body." Or corps may be the source and caput the influence, as the OED suggests.
"of or belonging to the body," late 14c., from Old French corporal (12c., Modern French corporel) "of the body, physical, strong," from Latin corporalis "pertaining to the body," from corpus (genitive corporis) "body" (see corps). Corporal punishment "punishment of the body" (as opposed to fine or loss of rank or privilege) is from 1580s. Related: Corporality.