We don't have synonyms for warhorses yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are war-horse, warhorse and war horse.
(n) :
(figurative, informal) An experienced person who has been through many battles, situations or contests; someone who has given long service.
(n) :
(theater, music) A regularly revived theatrical or musical work, as with Hamlet or a Beethoven symphony, or as excerpts thereto. May imply that the work in question has become hackneyed.
(n) :
(historical, military) Any horse used in horse-cavalry, but especially one bearing an armoured knight.
(n) :
(figurative, informal) An experienced person who has been through many battles, situations or contests; someone who has given long service.
(n) :
(theater, music) A regularly revived theatrical or musical work, as with Hamlet or a Beethoven symphony, or as excerpts thereto. May imply that the work in question has become hackneyed.
(n) :
(historical, military) Any horse used in horse-cavalry, but especially one bearing an armoured knight.