Ways of going.

plummet
(v)
PLUMM-ǝt
Meaning

fall directly downwards; plunge

1st Sample Sentence

Hundreds of people saw the damaged jet plane plummet from the sky into the sea.

Root

plumbum (lead, lead ball) (Latin)

Mnemonics

Plum eat (We eat fruit Plum) and when you step on a Plum fruit you will fall sharply