out "; ▁Old ▁Irish ▁), ▁is ▁a ▁trick ster ▁or ▁b oge yman ▁figure ▁in ▁G ael ic ▁fol kl ore ▁and ▁myth ology . ▁The ▁ ▁" old ▁man " ▁is ▁pa ired ▁with ▁the ▁ ▁" h ag , ▁old ▁woman " ▁in ▁Irish ▁legend . ▁ ▁Name ▁ ▁( Old ▁Irish ▁also ▁) ▁is ▁the ▁Irish ▁word ▁for ▁a ▁ten ant , ▁a ▁ser f ▁or ▁pe asant . ▁ ▁It ▁is ▁derived ▁from ▁ ▁( Old ▁Irish ▁) ▁" tail , ▁pen is ". ▁ ▁The ▁word ▁has ▁altern atively ▁been ▁derived ▁from ▁both ▁" c ott age , ▁h ut " ▁( pro bably ▁a ▁borrow ing ▁from ▁Old ▁Nor se , ▁as ▁is ▁English ▁bo oth ). ▁The ▁term ▁ ▁" ten ant ▁far mer " ▁is ▁thus ▁equivalent ▁to ▁a ▁cot ter ▁( the ▁ ▁of ▁the ▁Dom es day ▁Book ); ▁a ▁▁ ▁was ▁a ▁half - free ▁pe asant ▁of ▁a ▁lower ▁class . ▁In ▁either ▁case , ▁the ▁name ▁is ▁formed ▁by ▁the ▁addition ▁of ▁nom inal ▁suffix ▁ ▁(" connected ▁or ▁involved ▁with , ▁belonging ▁to , ▁having "). ▁ ▁In ▁modern ▁G ael ic , ▁ ▁simply ▁means ▁" old ▁man ", ▁often ▁used ▁affection ately . ▁ ▁In ▁the ▁, ▁one ▁" ▁the ▁E ternal " ▁is ▁king ▁of ▁Mag ▁M ell . ▁This ▁name ▁is ▁derived ▁from ▁ ▁" v ict orious " ▁and ▁un related ▁to ▁ ▁in ▁origin . ▁However , ▁the ▁two ▁names ▁may ▁have ▁become