T1H4U1N1D2E1R1I1N1G2
15 points
THUNDERING is validvalid
THUNDER, to produce a loud, resounding sound [v]
resounding [adj THUNDERINGLY] / the act of thundering [n -S]
THUNDER, to produce a loud, resounding sound [v]
resounding [adj THUNDERINGLY] / the act of thundering [n -S]