Switch

enkursigilo

(networking device)

plurrolulo

(someone willing to switch roles in BDSM)

vergo

(thin rod used as a whip)

ŝaltilo

(device to turn electric current on and off)

interŝanĝi

(to exchange)

vergi

(to hit with a switch (rod))

ŝalti

(to change (something) to the specified state using a switch)