M3I1C3R1O1T1U1N1N1E1L1I1N1G2S1
20 points
MICROTUNNELINGS is no goodvalid
Not a playable Scrabble word in NWL2023.
MICROTUNNELING, a technique used in laying underground pipes, etc., in which miniature boring machines excavate the required channel without breaking or damaging the road surface [n]