whomso

enUK

whom·so

W0142275 (ho͞om′sō)pron. Archaic The objective case of whoso.

whomso

(ˈhuːmsəʊ) pronwhomwhomsoever

who•so

(ˈhu soʊ)

pron. objective whom•so. whosoever; whoever. [1125–75; Middle English, early Middle English hwa swa, Old English (swā) hwā swā. See who, so1]