qī​nián​zhī​yǎng

seven-year itch

  1. numeral
    seven
    seven; 7; (banker's numeral)
  2. year
    a year or the duration of a year; also used to describe annual or yearly occurrences
  3. zhī particle
    [possessive]
    Connects a describing word or phrase to the noun it describes, similar to de but used in formal or literary writing.
  4. yǎng adjectiveverb
    to itch
    to itch; to tickle; itchy; a ticklish or itching sensation