確固

• Reading: かっこ
• Romaji: kakko
• Kanji breakdown: 確 (kaku) — certain, firm, sure; 固 (ko) — hard, solid, fixed
• Pronunciation: /kak.ko/

Meaning

Firm; unshakeable; resolute; steadfast. Describes something that cannot be moved or changed.

A taru-adjective and adverb describing unwavering firmness. Most commonly appears in the phrase 確固たる (firm/resolute, attributive form) — 確固たる信念 (an unshakeable belief), 確固たる地位 (an established position). Belongs to the taru-adjective class, using たる before nouns and として adverbially. A formal, literary expression.

Examples

1. 確固たる信念を持って行動すべきだ。 You should act with firm conviction.
2. その会社は業界で確固たる地位を築いた。 The company built an unshakeable position in the industry.
3. 確固とした証拠がなければ判断できない。 Without solid evidence, no judgment can be made.

Usage Guide

Context: business, philosophy, politics, literary

Tone: serious

Origin & History

From Sino-Japanese 確 (kaku, certain/firm) + 固 (ko, hard/solid). Literally 'certainly solid,' doubling the sense of firmness and immovability.

Cultural Context

Era: Classical

Generation: Adults

Social background: Universal