viisikulmioluku

== Finnish == === Etymology === viisikulmio +‎ luku === Pronunciation === IPA(key): /ˈʋiːsiˌkulmioˌluku/, [ˈʋiːs̠iˌkulmio̞ˌluku] Rhymes: -uku Syllabification(key): vii‧si‧kul‧mi‧o‧lu‧ku Hyphenation(key): viisi‧kulmio‧luku === Noun === viisikulmioluku (mathematics) pentagonal number ==== Declension ====