Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek χθών
Ancient Greek εἷς (mention)
Ancient Greek χῐών (mention)
Proto-Hellenic *kʰtʰṓn (inherited)
Proto-Hellenic (mention)
Proto-Indo-European *dʰéǵʰōm (inherited)
Proto-Indo-European (mention)
Latin humus (cognate)
Sanskrit क्ष (cognate)

English chthonic (derived)
English chthonian (mention)
English autochthon (mention)
English allochthonous (mention)
English antichthon (compound)
Spanish autóctono (mention)
Spanish alóctono (derived)
Persian زمین (cognate)
Finnish ktooninen (mention)
French camion (compound)
French chthonien (mention)
Ancient Greek Ἐριχθόνιος (affix)
Ancient Greek Χθών (mention)
Ancient Greek χθαμαλός (mention)
Ancient Greek χαμαί (mention)
Ancient Greek χθόνιος (affix)
Ancient Greek ἐνοσίχθων (affix)
Ancient Greek χαμάδις (mention)
Ancient Greek αὐχμός (mention)
Ancient Greek ἐπιχθόνιος (affix)
Ancient Greek χῶμα (mention)
Ancient Greek αὐτόχθων (mention)
Hittite 𒋼𒂊𒃷 (cognate)
Northern Kurdish zevî (cognate)
Latin humus (cognate)
Lithuanian žemė (cognate)
Latvian zeme (cognate)
Dutch allochtoon (mention)
Dutch chtonisch (derived)
Portuguese ctónio (mention)
Portuguese alóctone (mention)
Rusyn земля (cognate)
Sanskrit क्ष (cognate)
Sanskrit क्षम् (cognate)
Sanskrit ग्मा (cognate)
Turkish zemin (cognate)