"winding, devious, circuitous," 1650s, from French ambagieux, from Latin ambagiosus, from ambages "circuits, avoidings, circumlocutions," from amb- "around" (from PIE root *ambhi- "around") + agere "to set in motion, drive; to do, perform; keep in movement" (from PIE root *ag- "to drive, draw out or forth, move").
amazement
amazing
Amazon
Amazonian
ambage
ambagious
ambassador
ambassadorial
amber
ambergris
*ambhi-