Irish úll

← Proto-Celtic *abalom (inherited)

← Welsh afal (cognate)

← English apple (cognate)

← Scottish Gaelic ubhal (cognate)

← Proto-Indo-European *h₂ébōl (inherited)

← Lithuanian obuolỹs (cognate)

← Russian я́блоко (cognate)

← Old Irish [[uball]], [[ubull]] (inherited)

← Serbo-Croatian jȁbuka (cognate)

→ English apple (cognate)

→ Old Church Slavonic аблъко (cognate)

→ Irish abhaill (mention)

→ Irish leann úll (compound)

→ Irish úllord (affix)

→ Irish abhlóir (mention)

→ Irish abhlach (mention)

→ Lithuanian obuolys (mention)

→ Latvian ābols (cognate)

→ Old Norse epli (cognate)