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English word dodgy comes from English -y, English dodge
-y (English)
Forming abstract nouns denoting a state, condition, or quality.. Used in the name of some locations which end in -ia in Latin. Forming diminutive nouns. Also used for familiar and pet names as a term of endearment. Added to nouns and adjectives to form adjectives meaning “having the quality of”.. Added to verbs to form adjectives meaning "inclined to".
dodge (English)
A trick, evasion or wile. An act of dodging (archaic) To go hither and thither.. (figuratively) To avoid; to sidestep.. (photography) To decrease the exposure for certain areas of a print in order to make them darker (compare burn).. (transitive) To follow by dodging, or suddenly shifting from place to place.. To avoid by moving suddenly out of the way.
dodgy (English)
(UK, Australian, NZ) evasive and shifty. (UK, Australian, NZ) unsound and unreliable. Deviant. Dishonest. Risky. Uncomfortable and weird.