垂らす

1. Origins, structure, and basic meaning

• Structure: It is read たらす. This transitive verb means letting something hang down or allowing liquid to drip or trickle.
• Basic usage: It is used for hanging cloth by a window to soften sunlight or drizzling honey over bread.
  • 窓辺に長い布を垂らすと、強い日差しが和らいだ。

2. Common pitfalls and similar expressions

• Dripping or hanging versus causing it
  • 垂れる describes liquid dripping or an object hanging down, while 垂らす describes causing that to happen.