M3U1S1T1
6 points
MUST is validvalid
MOTE, to be permitted to [v] / to become musty [v MUSTED, MUSTING, MUSTS]
to powder, also MOUST, MUIST [v -ED, -ING, -S]
MOTE, to be permitted to [v] / to become musty [v MUSTED, MUSTING, MUSTS]
to powder, also MOUST, MUIST [v -ED, -ING, -S]