Flume and Preterition

Flume noun - A narrow opening between hillsides or mountains that can be used for passage.

Preterition and flume are semantically related In some cases you can use "Preterition" instead a noun "Flume".

Preterition noun - Suggesting by deliberately concise treatment that much of significance is omitted.

Flume and preterition are semantically related in gap topic. Sometimes you can use "Flume" instead a noun "Preterition".