Finnish word sisukas comes from Finnish -kas, Finnish sisu
| Dictionary entry | Language | Definition |
|---|---|---|
| -kas | Finnish (fin) | -y, -ful; a suffix that can be used to turn many, but not all, nouns into adjectives that indicate abundant presence of the thing expressed by the noun. When the suffix is added to the noun, the stem changes in accordance with consonant gradation. |
| sisu | Finnish (fin) | Perseverance, doggedness, stubbornness, grit, stamina, spunk, determination, courage, guts (unwavering strength to keep going when the going gets tough). Sisu, often with the attribute (strength of will in the face of adversity; grit; perseverance; regarded as an integral part of Finnish culture). Temper (tendency to be of a certain type of mood, especially of a bad or defiant one). |
| sisukas | Finnish (fin) | Gutsy. |