Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English allo-
English else (cognate)
Ancient Greek ἄλλος (derived)
Proto-Hellenic *áľľos (derived)
Proto-Indo-European *ályos (derived)
Proto-Indo-European *h₂élyos (mention)

English allophone (affix)
English allonym (affix)
English allogenic (confix)
English allobar (affix)
English alloclasite (mention)
English alloploid (affix)
English allocher (mention)
English allosexual (prefix)
English allochory (affix)
English isallobar (affix)
English alloglot (affix)
English allohistory (affix)
English allohistorical (affix)
English alloarthroplasty (affix)
English alloarthroplastic (affix)