sleeker

/S L IY1 K ER0/
adjective
  1. 1

    Having an even, smooth surface; smooth

    sleek hair

  2. 2

    Glossy

  3. 3
  4. 4

    Slim and streamlined; not plump, thick, or stocky.

noun
  1. 1

    An instrument for sleeking or making smooth.

Source: https://en.wiktionary.org/wiki/sleek, https://en.wiktionary.org/wiki/sleeker