惜しい
おしい · oshii · JLPT N2 · i-adj
regrettable
惜 = to grudge or regret losing something; 惜しい = what a shame, so close to winning
The kanji 惜 means to grudge losing something, so 惜しい is the feeling of a chance slipping away. Sounds like 'oh-shee', a sigh of regret.