11. 'Neulida' vs 'Neullida'

1. 'Neulida' basically means to make something longer than it originally was. It's primarily used in expressions related to length. Ex) To stretch a rubber band, to lengthen pants 2. 'Neullida' indicates making the quantity, size, scope, time, ability, or scale of something larger. Ex) To increase personnel, to improve skills, to boost income, to extend working hours 3. However, don't automatically use 'neulida' just because length is mentioned; understand the context well. Ex) To lengthen a road (meaning to extend or expand the road's section or scale) 4. 'Neulda' is related to 'neullida'. 'Neulda' signifies something increasing on its own, while 'neullida' signifies someone increasing it. Ex) The number of students increased (increased by itself), We increased the number of students (we made it increase) 4. Conclusion 'Neulida' is mainly related to length. 'Neullida' is mainly related to quantity and size. Ex) If making it longer, use 'neulida'; if making it more, use 'neullida'.