throat

1. Origins, structure, and basic meaning

• Structure: 咽 means throat; its on-reading is いん.
• Basic usage: 咽喉, read いんこう, means throat; 咽せる, read むせる, describes choking or coughing because of irritation.

2. Common pitfalls and similar expressions

• The body part and the action
  • 咽喉 names a body part. 咽せる describes choking after drinking too quickly or coughing after inhaling smoke.
  • 咽せてしまった means ending up choking. The linking form is made by removing final る from 咽せる and adding て.