How to say "basic" in Japanese

• ベーシックCommon
  na-adjectiveThe loanword, for the plain sense of 'basic': simple, entry-level, or standard rather than advanced. Fits contexts like plans, courses, or skill levels, where Japanese simply adopts the English word as is.
• 基本的きほんてきCommon
  na-adjectiveCovers 'basic' meaning 'of or forming the basics': concerned with the essential points or foundation of a subject rather than with finer details. This foundational sense is also what its other gloss, 'fundamental,' conveys.
  順じゅんを追おって基本的きほんてきなタグを覚おぼえていこう。↗

  Let's learn the basic tags in order.
• 根本的こんぽんてきCommon
  na-adjectiveGlossed 'basic' but really 'fundamental' in a stronger, root-of-the-matter sense — thoroughgoing or radical rather than simple. Seldom the word you want for plain 'basic'; reach for it only when English 'fundamental' or 'radical' fits.
  それでは根本的こんぽんてきな問題もんだいを見みてみることにしましょう。↗

  Let us turn now to the fundamental issue.

Use 「ベーシック」 for the plain loanword sense of simple or entry-level, 基本的 for 'basic' meaning forming the essentials or foundation of something, and 根本的 only for 'fundamental' in the sense of going to the root of a matter.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• ベーシックbasic
• 基本的きほんてきfundamental
• 根本的こんぽんてきfundamental
• ＢＡＳＩＣベーシックBASIC (programming language)
• 基礎的きそてきfundamental
• 初歩的しょほてきelementary
• 根源的こんげんてきprimordial
• 塩基性えんきせいbasic