sisu.
Strength of will in the face of adversity; grit, perseverance or determination, regarded as an integral part of Finnish culture.
Meaning & usage
Strength of will in the face of adversity; grit, perseverance or determination, regarded as an integral part of Finnish culture.
Where this word comes from
Borrowed from Finnish sisu, documented in English since at least 1940.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.