tuplapenetraatio

== Finnish == === Etymology === tupla +‎ penetraatio === Pronunciation === IPA(key): /ˈtuplɑˌpenetrɑːtio/, [ˈt̪uplɑ̝ˌpe̞ne̞t̪ˌrɑ̝ːt̪io̞] Rhymes: -ɑːtio Syllabification(key): tup‧la‧pe‧net‧raa‧ti‧o Hyphenation(key): tupla‧penet‧raa‧tio === Noun === tuplapenetraatio synonym of kaksoispenetraatio ==== Declension ====