徐行する

• Reading: じょこうする
• Romaji: jokousuru
• Kanji breakdown: 徐 (jo) — slowly, gently, gradually; 行 (kou/i) — go, travel, conduct
• Pronunciation: /dʑo.koː.sɯ.ɾɯ/

Meaning

To go slowly; to drive at reduced speed; to proceed with caution.

A する verb used primarily in traffic and transportation contexts to describe moving at a slow, cautious speed. Common on road signs (徐行) near schools, construction zones, and sharp curves. Also used metaphorically to describe proceeding cautiously with plans or decisions.

Examples

1. この先工事中につき徐行してください。 Construction ahead — please proceed slowly.
2. 学校の近くでは必ず徐行する。 Always slow down near schools.
3. 台風の影響で電車が徐行運転をしている。 Trains are running at reduced speed due to the typhoon.

Usage Guide

Context: traffic, transportation, road signs, safety

Tone: cautionary

Origin & History

Compound of 徐 (jo, slowly/gently) + 行 (kou, go/travel) + する. Literally 'to go slowly,' with 徐 conveying a sense of unhurried, gradual movement.

Cultural Context

Era: Modern

Generation: All ages

Social background: Universal