語彙（ごい、goi）
- vocabulary

The Japanese word 語彙, read ごい (goi), refers to vocabulary. This encompasses all the words and expressions that a person knows and uses. It's the collection of words that make up a language user's linguistic repertoire. 語彙 includes the understanding of word meanings, pronunciation, usage, and grammatical function. It's a fundamental aspect of language proficiency.

⚫︎ 日本語の語彙を増やしたいです。 Translation: I want to increase my Japanese vocabulary. ⚫︎ 彼女は豊かな語彙を持っている。 Translation: She has a rich vocabulary. ⚫︎ このテキストには難しい語彙がたくさん含まれています。 Translation: This text contains a lot of difficult vocabulary.

You can use 語彙 when discussing vocabulary in any context, particularly in language learning or linguistic analysis. It is used to refer to someone's vocabulary, the vocabulary of a particular text or topic, or the process of learning new words.

語彙 is typically written in kanji as 語彙. The reading is ごい in hiragana. There are no alternative kanji spellings or variations in the okurigana.

There aren't many direct synonyms, but words and phrases that relate to 語彙 include: ⚫︎ 単語 (tango) - word ⚫︎ 言葉 (kotoba) - word/language ⚫︎ 語 (go) - word/language (more formal) ⚫︎ ボキャブラリー (bokyaburarii) - vocabulary (loanword)

There isn't a direct antonym. However, a lack of 語彙 could be indirectly implied by words like: ⚫︎ 無知 (muchi) - ignorance ⚫︎ 未熟 (mijuku) - immaturity

新しい単語を覚えることは、語彙を増やすために重要です。 ・Translation: Learning new words is important for increasing vocabulary. ・Explanation: This sentence highlights the connection between studying individual words and expanding one's overall 語彙.

彼のプレゼンテーションは、専門的な語彙を使っていて分かりにくかった。 ・Translation: His presentation was difficult to understand because he used specialized vocabulary. ・Explanation: This sentence explains how specialized or technical 語彙 can affect understanding.

The word 語彙 is a compound word. It is made up of two kanji: 語 (go), meaning "word" or "language," and 彙 (i), meaning "collection" or "group." Therefore, the literal meaning is a collection of words, which accurately represents the meaning of the word.