Answer: ogam

AnswerCrossword Clue
OGAMOld Irish script
ogaminscription employing this script
ogamany of the 20 characters of this script, each consisting of one or more strokes for consonants and of notches for vowels cut across or upon a central line on a stone or piece of wood
ogaman ancient alphabet, also OGHAM
ogamalphabetical script used originally for inscriptions in an archaic form of Irish, from about the 5th to the 10th centuries
OGAMOld Irish alphabet: Var.
OGAMEarly Irish writing system
OGAMIrish alphabet: Var.
OGAMOld Irish writing
OGAMAncient Irish dialect.
OGAMIrish script
OGAMOld Irish alphabet
OGAMIrish writing
OGAMEarly Irish writing system.
OGAMOld Irish alphabetic system.
OGAMEarly Irish alphabet.
OGAMOld Irish writing system.