Clue: Certain answer

Answer: RSVP

Length: 4

---

Similar Clues:

• Texter's "it's a secret" shorthand spelled out by the starts of four puzzle answers (FYEO with 4 letters)
• Summit attendee, and what the first word can be in each answer to a starred clue (WORLDLEADER with 11 letters)
• Question with an easy answer (GIMME with 5 letters)
• Help found inside eight puzzle answers (SOS with 3 letters)
• Answered sharply (e.g. RETORTED with 8 letters)
• Answer to "Shall we?" (LETS with 4 letters)
• Supplements added to each of this puzzle's theme answers (VITAMINS with 8 letters)
• Connector that completes a phrase made from the starts of the three longest across answers (AND with 3 letters)
• Medium for "The Answer Man" (RADIO with 5 letters)
• Rite answers (IDOS with 4 letters)