Is “Plummet” a Scrabble word?
Yes
PLUMMET
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Plummet
/ˈplʌm.ət/
noun
1.A piece of lead attached to a line, used in sounding the depth of water, a plumb bob or a plumb line
2.Hence, any weight
3.A piece of lead formerly used by school children to rule paper for writing (that is, to mark with rules, with lines)
verb
1.To drop swiftly, in a direct manner; to fall quickly.
“After its ascent, the arrow plummeted to earth.”
Synonyms: dive, drop, fall