Wiktionary
plummetting
vb. (context British English) (present participle of plummet nodot=1 English); (alternative spelling of plummeting nocap=1 English)
Usage examples of "plummetting".
Level with, and due west of the Ulysses, rear ship in the convoy, they started to turn once more: then, abruptly, in the classic Stuka attack pattern, they peeled off in sequence, port wings dipping sharply as they half-rolled, turned and fell out of the sky, plummetting arrow-true for their targets.
They were plummetting like a stone now, and seeming weightlessness was taking over.