"disputed" in the verb sense
1. challenge, dispute, gainsay
take exception to
"She challenged his claims"
2. quarrel, dispute, scrap, argufy, altercate
have a disagreement over something
"We quarreled over the question as to who discovered America"
"These two fellows are always scrapping over something"
"disputed" in the adjective sense
1. disputed
subject to disagreement and debate
Source: WordNet® (An amazing lexical database of English)
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