一際 means standing out noticeably from others. It implies a comparison — something is more prominent or intense than its surroundings.
Common collocations
- 一際目立つ: to stand out conspicuously
- 一際美しい: especially beautiful
- 一際大きい: conspicuously large
- 一際輝く: to shine especially brightly
Similar words
- とりわけ: especially, in particular (neutral)
- 特に: especially (everyday)
- 一際 has a more literary, evocative tone and emphasizes visual or sensory prominence.