sortumakaivo

== Finnish == === Etymology === sortuma- (third infinitive stem) +‎ kaivo === Pronunciation === IPA(key): /ˈsortumɑˌkɑi̯ʋo/, [ˈs̠o̞rt̪umɑ̝ˌkɑ̝i̯ʋo̞] Rhymes: -ɑiʋo Syllabification(key): sor‧tu‧ma‧kai‧vo Hyphenation(key): sor‧tuma‧kaivo === Noun === sortumakaivo (geology) sinkhole (hole formed in soluble rock) ==== Declension ====