Also sending prices higher: The ongoing pandemic has complicated supply chains, limiting supply, even as demand for goods soars.

Overall, consumer prices rose 5% last month over the previous May -- the biggest jump since the summer of 2008 and more than the predicted 4.7% increase.

Here's what you need to know about how prices are changing.

Household furnishings

Thinking of buying a new couch?

Now, lumber prices are exploding as the lumber supply has tried, and failed, to keep up with demand.

Transportation

For the second-consecutive month, used car and truck prices surged.

Last month, they rose 7.3%, accounting for around one-third of the overall increase in prices in May.

But with relaxed Covid restrictions and increasing rates of vaccination, travel is returning, and people are eager to get going.

Airline fare prices continued to surge, rising 7% last month.

Overall, meat, poultry, fish and egg prices rose 1.3% last month.