happikaasu

== Finnish == === Etymology === happi +‎ kaasu === Pronunciation === IPA(key): /ˈhɑpːiˌkɑːsu/, [ˈhɑ̝pːiˌkɑ̝ːs̠u] Rhymes: -ɑːsu Syllabification(key): hap‧pi‧kaa‧su Hyphenation(key): happi‧kaasu === Noun === happikaasu oxygen gas ==== Declension ====