Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English flare
German flattern (cognate)
Middle High German vlederen (cognate)
Latin flagrō (cognate)
Norwegian flara (cognate)

English aflare (affix)
English flash (mention)
English flare-up (compound)
English matchflare (compound)
English nanoflare (prefix)
English superflare (prefix)
English microflare (prefix)
English preflare (prefix)
English megaflare (prefix)
English flarepath (compound)
English flarer (suffix)
English flareth (suffix)
English flarest (suffix)
English flareless (suffix)
English flareback (compound)
English flary (suffix)
English postflare (prefix)
English airflare (compound)
English flare path (compound)
English tripflare (compound)
English autoflare (prefix)
English hyperflare (prefix)
English unflare (prefix)
Indonesian suar (link)
Polish flara (borrowed)