Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English deep
Old English dēop (inherited)
Welsh dwfn (cognate)
Danish dyb (cognate)
German tief (cognate)
Middle English depe (inherited)
Middle English deep (mention)
Middle English dep (mention)
Middle English deop (mention)
West Frisian djip (cognate)
Proto-Germanic *deupaz (inherited)
Proto-Indo-European *dʰewbʰ- (root)
Proto-Indo-European (inherited)
Proto-Indo-European *dʰewb- (mention)
Icelandic djúpur (cognate)
Lithuanian dubùs (cognate)
Norwegian Bokmål dyp (cognate)
Low German deep (cognate)
Dutch diep (cognate)
Norwegian Nynorsk - (cognate)
Scots depe (cognate)
Albanian det (cognate)
Saterland Frisian djoop (cognate)
Swedish djup (cognate)

English dive (link)
English depth (suffix)
English dark (link)
English long (link)
English deepen (suffix)
English dip (mention)
English deeply (suffix)
English knee-deep (compound)
English deep sea (affix)
English deepness (suffix)
English deep-seated (compound)
English deep-throat (compound)
English deep blue sea (affix)
English deepfelt (compound)
English deepwater (compound)
English deepish (suffix)
English ultradeep (prefix)
English nondeep (prefix)
English deep-set (compound)
English heartdeep (compound)
English deepity (suffix)
English deepsome (suffix)
English foredeep (prefix)
English superdeep (prefix)
English dipsey (mention)
English deepmost (suffix)
English deepwell (mention)
English deep-dish pizza (compound)
English semideep (prefix)
English deepie (suffix)
English overdeep (prefix)
English deepnight (compound)
Czech dno (cognate)
Danish dyb (cognate)
German tief (cognate)
Ancient Greek βυθός (cognate)
Lithuanian dugnas (cognate)
Latvian dobs (cognate)
Mòcheno tiaf (cognate)
Norwegian Bokmål djup (link)
Norwegian Bokmål dyp (cognate)
Norwegian Bokmål dyp (link)
Dutch diep (cognate)
Norwegian Nynorsk djup (cognate)
Pennsylvania German dief (cognate)
Old Prussian dubnas (cognate)
Albanian det (cognate)
Albanian djep (cognate)
Sranan Tongo dipi (derived)
Sranan Tongo dipi (link)
Saterland Frisian djoop (link)