Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English obscure
← English oscuro (doublet)
← Middle English obscure (inherited)
← Old French obscur (derived)
← Proto-Indo-European *(s)ḱeh₃- (derived)
← Proto-Italic *skoiros (derived)
← Latin obscūrus (derived)
← Latin ob- (affix)
← Latin *scūrus (affix)

→ English obscurity (affix)
→ English oscuro (doublet)
→ English obscurification (suffix)
→ English obscureness (suffix)
→ English obscurely (suffix)
→ English obscurer (suffix)
→ English subobscure (prefix)
→ English obscurist (suffix)
→ English semiobscure (prefix)
→ English obscurement (suffix)
→ English obscureth (suffix)
→ English obscurin (suffix)
→ English unobscure (prefix)
→ English obscurable (suffix)
→ English obnubilated (link)
→ English ultraobscure (prefix)
→ English obscurify (suffix)
→ French louche (link)
→ Latin nubilo (link)
→ Dutch obscuur (mention)