Old English sum

← Proto-Germanic *sumaz (inherited)

← Old High German sum (cognate)

← Old Norse sumr (cognate)

→ English some (inherited)

→ English -some (derived)

→ Old English wynsum (suffix)

→ Old English lufsum (suffix)

→ Old English wohsum (suffix)

→ Old English weorcsum (suffix)

→ Old English lætsum (suffix)

→ Old English gehiersum (suffix)

→ Old English gedwolsum (suffix)

→ Old English friþsum (suffix)

→ Old English healdsum (suffix)

→ Middle English som (inherited)

→ Old Norse sumr (cognate)

→ Yola zim (inherited)