redouble

English Thesaurus

1. make twice as great or intense (verb.change)

hypernym	:	deepen, intensify,
definition	:	become more intense (verb.change)

2. double again (verb.change)

hypernym	:	double, duplicate,
definition	:	increase twofold (verb.change)

3. double in magnitude, extent, or intensity (verb.change)

hypernym	:	escalate, intensify, step up,
definition	:	increase in extent or intensity (verb.change)