"protracted" in the verb sense
1. prolong, protract, extend, draw out
lengthen in time cause to be or last longer
"We prolonged our stay"
"She extended her visit by another day"
"The meeting was drawn out until midnight"
"protracted" in the adjective sense
1. drawn-out, extended, lengthy, prolonged, protracted
relatively long in duration tediously protracted
"a drawn-out argument"
"an extended discussion"
"a lengthy visit from her mother-in-law"
"a prolonged and bitter struggle"
"protracted negotiations"
Source: WordNet® (An amazing lexical database of English)
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