Greeting

hourtimes = (({ E,PI }) =>
  (A => [...A, ...A])(['night', 'evening', 'afternoon', 'morning'])
    .reduceRight(
      (Σ, α, ι) => [
        ...Σ,
        ...(`${[α, []][ι >-~ PI | []]}$`
            .repeat(E +-~ ι)
            .match(/\w+/g) || [])
      ], [])
    .slice(+true))(Math);


' night evening afternoon morning night '
    .replace(/\w+ /g, (w,i) => w
        .repeat(i/7+3))
    .match(/\w+/g)
    .reverse()
    .slice(1))