1. صَممَ
a term of familiar address DN.i.49, DN.i.225; DN-a.i.151; Vin.ii.161; Ja.i.59; Pv-a.204; plur. sammā Vin.ii.161.
as to etym. Andersen, P. Reader ii.263 quite plausibly connects it with Vedic śam (indecl.) “hail”, which is often used in a vocative sense, esp. in combination śam ca yos ca “hail & blessing!”, but also suggests relation to sammā. Other suggestions see Andersen s.v.