Aftereffect and Under the weather

Aftereffect noun - A condition or occurrence traceable to a cause.

Under the weather and aftereffect are semantically related. in result of heavy drinking topic. In some cases you can use "Under the weather" instead a noun "Aftereffect".

Under the weather adjective - Somewhat ill or prone to illness.

Aftereffect and under the weather are semantically related. Sometimes you can use "Aftereffect" instead a noun phrase "Under the weather".