Recurrence and Queue

noun

• Happening again (especially at regular intervals. )
  • usage: "the return of spring"
  • synonyms: return

noun

• A line of people or vehicles waiting for something.
  • synonyms: waiting line
• Information processing. ( an ordered list of tasks to be performed or messages to be transmitted)
• A braid of hair at the back of the head.

verb

• Form a queue, form a line, stand in line.
  • usage: "Customers lined up in front of the store"
  • synonyms: line up, queue up

• (n.) A tail-like appendage of hair; a pigtail.
• (n.) A line of persons waiting anywhere.
• (v.t.) To fasten, as hair, in a queue.