C3O1U1N1T1E1R1V4A1I1L1
16 points
COUNTERVAIL is validvalid
[v COUNTERVAILED, COUNTERVAILING, COUNTERVAILS]
to counterbalance, neutralise [v -ED, -ING, -S]
[v COUNTERVAILED, COUNTERVAILING, COUNTERVAILS]
to counterbalance, neutralise [v -ED, -ING, -S]