M3I1L1L1I1H4E1N1R1Y4
18 points
MILLIHENRY is validvalid
one thousandth of a henry [n MILLIHENRIES, MILLIHENRYS]
a thousandth of a henry [n MILLIHENRIES or MILLIHENRYS]
one thousandth of a henry [n MILLIHENRIES, MILLIHENRYS]
a thousandth of a henry [n MILLIHENRIES or MILLIHENRYS]