From Japanese-German FreeDict Dictionary ver. 0.2.0:
[ichi1] [news2] [nf47] 短気 /(en)tʃˈaɪniːz(ja)lˈe̞tə (en)tʃˈaɪniːz(ja)lˈe̞tə/, [ichi1] [news2] [nf47] たんき /tˈäŋki/
(noun (common) (futsuumeishi))
(adjectival nouns or quasi-adjectives (keiyodoshi))
(nouns which may take the genitive case particle `no')
(f) Ungeduld, (f) Hastigkeit, (f) Reizbarkeit, heftiges (n) Temperament, aufbrausendes (n) Temperament, (m) Jähzorn, ungeduldig, hastig, reizbar, jähzornig, hitzig