Third-person singular simple present indicative form of unnerve.(verb)
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Use "unnerves" in a sentence
"But the idea unnerves the neighborhood's mostly African"
"And that's not -- that kind of unnerves me, to see all those planes."
"What kind of unnerves me -- and I realized it when I heard Robin speaking -- Robin Roberts speaking about Pass Christian, is that in the last month, we've had history repeat itself twice."