tenfold

/ˈtɛnfoʊld/
adjective
  1. Ten times as great or as many.
    • There has been a tenfold rise in the number of visitors to the park this year.
    • The tenfold growth in data usage surprised the engineers.
    • The company saw a tenfold increase in sales after the new product launch.
adverb
  1. By ten times; to ten times the amount or degree.
    • The noise level multiplied tenfold when the band started playing.
    • Her confidence grew tenfold after she won the competition.
    • The value of the investment increased tenfold over the decade.