improvement vs expansion in Korean
향상vs확장

향상improvement
향상 means improvement. It is used when a skill, ability, health, or quality becomes better. You will often see it with words like skills, grades, health, or service.
When to use improvement
확장expansion
Expansion (확장) means making something bigger or adding more space. It is used for places, buildings, roads, rooms, and even screens. In Korean, you will often see it in phrases like room expansion, road expansion, or expansion work.
When to use expansionHow they differ
improvement (향상) and expansion (확장) are nearby Korean vocabulary items learners often meet together. Use “improvement” when 향상 means improvement. It is used when a skill, ability, health, or quality becomes better. You will often see it with words like skills,… Use “expansion” when Expansion (확장) means making something bigger or adding more space. It is used for places, buildings, roads, rooms, and even screens. In K…