必須

hisshu
adjective★Intermediate— essential
formal

Something that is absolutely necessary or required

この仕事には日本語が必須です

Japanese is essential for this job

💡

Often used in formal contexts such as job requirements, legal documents, or academic prerequisites

Collocations

必須条件essential condition必須項目required item必須スキルessential skill

Related Phrases

必須条件phrase
essential condition
必須項目phrase
required item

💡Pro Tip

Formal vs. Informal Usage

While '必須' is often used in formal contexts, its na-adjective form '必須な' can be used in both formal and informal settings.

⚡Gold Rule

Usage as Noun or Adjective

'必須' can function as both a noun (e.g., 'これは必須です') and a na-adjective (e.g., '必須なスキル').

📖Word Origin

Combination of 必 (hissu, 'must') and 須 (su, 'need'), literally meaning 'must need'

📝Usage Notes

Often used in formal or professional contexts to indicate something that is absolutely required. Can be used as a na-adjective (必須な) or as a noun (必須).

Word Breakdown

必
must
root
+
須
need
root
和英辞典