Tongue and ..., an alternative to nails (6)

I believe the answer is:

groove

(Other definitions for groove that I've seen before include "Cut channel - set routine" , "Long thin channel in surface of hard material" , "'Channel, furrow (6)'" , "Trendy" , "Long thin furrow" .)

I've seen this clue in The Irish Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.