一いっ介かい

noun which may take the genitive case particle 'no', noun

a mere; only a; insignificant

Used before a noun with の to belittle or humble the following noun, often oneself or one's status. Common in set phrases like 一介のサラリーマン (a mere office worker).

• 私わたしは一いっ介かいの学がく生せいに過すぎません。