Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English riddle
Old English rǣdels (inherited)
Old English rǣdelse (mention)
Old English rǣdan (cognate)
Old English hriddel (inherited)
Old English hridder (mention)
Old English hrīder (mention)
German Reiter (cognate)
English rede (affix)
English -le (affix)
English riddler (link)
English a riddle wrapped up in an enigma (link)
English riddle stick (link)
English rinse (link)
English writhe (link)
English rideau (mention)
Middle English redel (inherited)
Middle English redels (mention)
Middle English riddil (inherited)
Middle English ridelle (mention)
Middle English riddel (inherited)
Middle English ridel (mention)
Middle English redel (mention)
Middle English rudel (mention)
Middle English ridlen (inherited)
Old French ridel (derived)
Old French rider (mention)
Proto-Germanic *hrīdrą (inherited)
Proto-Germanic *hrīdrǭ (mention)
Proto-Germanic *hrid- (derived)
Proto-Germanic *wrīþaną (derived)
Proto-West Germanic *rādislī (inherited)
Old High German hreini (cognate)
Old High German rīdan (derived)
Gothic 𐌷𐍂𐌰𐌹𐌽𐍃 (cognate)
Proto-Indo-European *krey- (derived)
Latin ridellus (mention)
Old Norse hreinn (cognate)

English ree (mention)
English raddle (mention)
English riddler (affix)
English riddler (affix)
English ridder (cognate)
English unriddle (prefix)
English rideau (link)
English riddlelike (suffix)
English hiddle (mention)
English riddlesome (suffix)
English riddle me that, Batman (mention)
English unriddleable (affix)
English riddlee (suffix)
German rein (cognate)
German Reiter (cognate)
German Low German Raadsel (cognate)
Portuguese adivinha (link)