α. 1800s flahulugh, 1800s– flahoolach, 1800s– flahoolagh, 1800s– flahoolah, 1900s– flahoola, 1900s– flahoolac (rare), 1900s– flahoolic (rare), 1900s– flahoulac (rare), 1900s– flahulach, 1900s– flockooluck, 1900s– floochalach, 1900s– flooholic (Newfoundland, rare).
β. 1900s– flaitheamhaileach (rare), 1900s– flaitheamhlach (rare), 1900s– flaithiulach, 1900s– flaithiúlach, 1900s– flaithulach, 2000s– flaithúlach (rare).