perseverance, doggedness, stubbornness, grit, stamina, spunk, determination, courage, guts (unwavering strength to keep going when the going gets tough) · temper (tendency to be of a certain type of mood, especially of a bad or defiant one)
köken: From sisä- (“inner”) + -u. Originally referred to one's physical interior (compare sisus, sisusta), hence the meaning 'core; spirit' and thus 'courage, determination'. Compare Estonian sisu (“content”) and the development of English guts.
voice · characteristic sound of something · reputation
çekim: çoğul zëra
köken: From Proto-Albanian *j́u̯anʉh, from Proto-Indo-European *ǵʰwonos. Compare Messapic den (“voice”) Serbo-Croatian zvono (“bell”), Armenian ձայն (jayn, “voice”).