1.
shackle, fetter, leg iron
A device fastened around the ankles to restrain a person. Used literally for physical restraints.
2.
hindrance, obstacle, burden
Something that restricts freedom of action or progress. Commonly used figuratively.
Forms
足 (foot, leg) + かせ (枷, shackle) = leg shackle
Writing
Can be written as 足枷. The mixed form 足かせ is common.
Common patterns
- 足かせになる: to become a hindrance
- 足かせとなる: to serve as an obstacle (slightly more formal)
- 足かせをはめる: to put shackles on
Usage
The figurative sense (hindrance, burden) is more common in modern usage than the literal sense. Often used in news and business contexts to describe obstacles to progress.