Manx edit

Etymology edit

treeheeley (trisyllable) +‎ agh

Adjective edit

treeheelagh

  1. trisyllabic

Mutation edit

Manx mutation
Radical Lenition Eclipsis
treeheelagh hreeheelagh dreeheelagh
Note: Some of these forms may be hypothetical. Not every
possible mutated form of every word actually occurs.