lengthier

/L EH1 NG TH IY0 ER0/
adjective
  1. 1

    Having length; long and overextended, especially in time rather than dimension.

    โ€œShe died last night after a lengthy illness.โ€

  2. 2

    Speaking or writing at length; long-winded.

Source: https://en.wiktionary.org/wiki/lengthier, https://en.wiktionary.org/wiki/lengthy