Wiktionary
underreporting
vb. (present participle of underreport English)
Usage examples of "underreporting".
An underreporting of troops might lure them into an ambush, and an overre-porting might even make them withdraw.
You knew they were underreporting trade and production, and if you didn't, you're more stupid than even I would have imagined.
Her discovery suggested serious underreporting of spice production to CHOAM and the Emperor.