In Tripoli the violence has just worsened, with government offices closed, shops and gas stations shuttered.
Note how the problem has worsened over the past four decades.
Flooding in the enclave seemed to begin at Avenue C and worsened moving eastward.
"to make worse," Old English wyrsian, from the root of worse. The reflexive sense of "to get worse, become worse off" first attested 1795 and elevated into literary use c.1800-30, where formerly worse (v.) had served. Related: Worsened; worsening.