必須

hisshu

essential

この資格は必須です

This qualification is 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

Synonyms

必要不可欠必須条件

Antonyms

任意選択的非必須

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

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