twardnienie

== Polish == === Etymology === From twardnieć +‎ -enie. === Pronunciation === IPA(key): /tfarˈdɲɛ.ɲɛ/ Rhymes: -ɛɲɛ Syllabification: twar‧dnie‧nie === Noun === twardnienie n verbal noun of twardnieć ==== Declension ==== === Further reading === twardnienie in Polish dictionaries at PWN