{"def":{"short":"the heel (figuratively)","long":["the heel (of the foot)","to lift up the heel against one",["to injure one by trickery (figure borrowed either from kicking, or from a wrestler tripping up his antagonist)"]]},"deriv":"of uncertain derivation","pronun":{"ipa":"ˈptɛr.nɑ","ipa_mod":"ˈpte̞r.nɑ","sbl":"pterna","dic":"PTER-na","dic_mod":"PTARE-na"}}