S1U1R1V4E1I1L1
10 points
SURVEIL is validvalid
to watch closely [v SURVEILLED, SURVEILLING, SURVEILS]
to watch closely, also SURVEILLE [v SURVEILED or SURVEILLED, SURVEILING or SURVEILLING, SURVEILS]
to watch closely [v SURVEILLED, SURVEILLING, SURVEILS]
to watch closely, also SURVEILLE [v SURVEILED or SURVEILLED, SURVEILING or SURVEILLING, SURVEILS]