This is the 15050th most frequent German word.
sieglos
"Sieglos" means "winless" in English.
Used as an adjective to describe a team that did not win any matches.
Die Mannschaft blieb diese Saison sieglos.
The team remained winless this season.
Used as an adjective to describe attempts that did not result in success, metaphorically 'winless'.
Ihre sieglosen Versuche zeigten dennoch ihren starken Willen.
Her fruitless attempts still displayed her strong determination.
Used as an adjective to define a sensation related to not achieving victory or success.