"redoubled" in the verb sense
1. redouble
double in magnitude, extent, or intensity
"The enemy redoubled their screaming on the radio"
2. redouble
double again
"The noise doubled and redoubled"
3. redouble
make twice as great or intense
"The screaming redoubled"
"redoubled" in the adjective sense
1. redoubled
become much greater in intensity or size or amount
"we faced redoubled attacks from the enemy"
"despite our redoubled efforts"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License