Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Indo-European *teng-

→ English think (root)
→ English think (derived)
→ English thought (root)
→ English thought (derived)
→ English thank (mention)
→ English thank (root)
→ English thank (derived)
→ English thanks (root)
→ English thanks (derived)
→ English dunk (derived)
→ English tinge (root)
→ English tinge (derived)
→ English bethink (root)
→ English hink (derived(en/sco))
→ Old English þencan (derived)
→ Catalan tenyir (derived)
→ German denken (derived)
→ Spanish teñir (derived)
→ Faroese teinkja (derived)
→ French teindre (derived)
→ North Frisian teenk (derived)
→ West Frisian tinke (derived)
→ Galician tinguir (derived)
→ Gothic 𐌸𐌰𐌲𐌺𐌾𐌰𐌽 (derived)
→ Icelandic þekkja (derived)
→ Italian tingere (derived)
→ Latin tingo (derived)
→ Latin tongeo (derived)
→ Low German denken (derived)
→ Dutch denken (derived)
→ Norwegian Nynorsk tenkja (root)
→ Norwegian Nynorsk tykkja (root)
→ Old Norse þykkja (root)
→ Old East Slavic дяковати (mention)
→ Old Saxon thenkian (derived)
→ Portuguese tingir (derived)
→ Albanian duket (derived)
→ Albanian dukem (derived)
→ Yiddish דענקען (derived)