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

→ English thrifty (root)
→ English thrive (root)
→ English thrive (mention)
→ English Terpsichore (root)
→ English Euterpe (root)
→ English thrift (root)
→ English thair (derived)
→ English frother (mention)
→ English frover (mention)
→ English thrave (root)
→ Middle English tharf (derived)
→ Finnish tarvita (root)
→ Gothic 𐌸𐍂𐌰𐍆𐍃𐍄𐌾𐌰𐌽 (cognate)
→ Ancient Greek Τερψιχόρη (root)
→ Ancient Greek τέρψις (root)
→ Ancient Greek τερψίχορος (root)
→ Ancient Greek Εὐτέρπη (root)
→ Ancient Greek τέρπω (root)
→ Ancient Greek τέρπω (derived)
→ Ancient Greek τερπνός (root)
→ Ancient Greek τερπικέραυνος (root)
→ Ancient Greek ἀτερπής (root)
→ Hindi तृप्ति (root)
→ Hindi तृप्त (root)
→ Icelandic þreifa (derived)
→ Kannada ತೃಪ್ತಿ (root)
→ Norwegian Nynorsk tarv (root)
→ Norwegian Nynorsk torv (root)
→ Norwegian Nynorsk turva (root)
→ Norwegian Nynorsk turft (root)
→ Norwegian Nynorsk turvast (root)
→ Norwegian Nynorsk tarveleg (root)
→ Old Norse þurfa (root)
→ Old Norse þǫrf (root)
→ Old Norse þurfsamr (root)
→ Old Norse þurft (root)
→ Old Norse þurftugr (root)
→ Old Norse þurftuligr (root)
→ Old Norse þarfa (root)
→ Old Norse þarfagangr (root)
→ Old Norse þarfna (root)
→ Old Norse þarfnan (root)
→ Old Norse þarfr (root)
→ Old Norse þǫrfgi (root)
→ Old Saxon thurvan (inherited)
→ Russian торопить (derived)
→ Sanskrit तृप्ति (root)
→ Sanskrit तृप्ति (inherited)
→ Sanskrit तृप्त (root)
→ Sanskrit तृप्त (inherited)