一いっ級きゅう

い

っ

きゅ

う

Meanings

Used for ranking, quality, or level, often in formal or evaluative contexts such as exams, products, or skills.

一いっ級きゅうの〈物もの〉a first-class/top-grade ~
これは一いっ級きゅうの技ぎ術じゅつ者しゃが作つくった製せい品ひんです。
This product was made by a first-class engineer.
〈人ひと〉の〈事こと〉は一いっ級きゅうだsomeone's skill/ability is first-class
彼かれの腕うでは一いっ級きゅうだと評ひょう判ばんだ。
He has a reputation for having first-class skill.
一いっ級きゅうとされるto be classified/regarded as first-class
この和わ紙しは一いっ級きゅうとされている。
This Japanese paper is regarded as top-grade.

一いち流りゅうN3
一流 emphasizes being top-ranked in a field or among establishments/people, while 一級 focuses on grade or level within a formal ranking system.
最さい高こうN3
最高 means 'the best' in an absolute, superlative sense, whereas 一級 signals a high position within a graded scale.
高こう級きゅうN3
高級 stresses luxury or high price/quality (e.g. 高級レストラン), while 一級 is a more neutral grading term used in exams, certifications, or product standards.
特とっ級きゅう
特級 denotes a 'special grade' that often ranks even above 一級 in certain formal classification systems (e.g. sake grading).

二に級きゅう
二級 is the 'second-class' or lower grade directly below 一級 in ranked systems like exams, licenses, or product quality.

Compound of 一 (one, first) and 級 (grade, rank). The meaning is transparent from its components.