Third-person singular simple present indicative form of lack.(verb)
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Use "lacks" in a sentence
"The threat of relegation is a great trial of judgment that can make the Premier League riveting even when the competition for the title lacks intrigue."
"Hmmm. I guess it doesn't sound like something you'd immediately grab for from the bookstore shelf, but believe me, what the title lacks in zappy shelf-appeal, it makes up for in honesty and clarity."
"But what Hussein lacks is the $5,600 he says is necessary to rent a storefront, buy supplies and hire two workers at $200 a month."