demijohns
A five-letter word for "narrow mountain stream" is "brook".
The word necked has one syllable.
a three letter word
Bottle? bottle
Slim.
pit
Four-letter words for perfume bottle include: Vial
Vial is a synonym for pill bottle.
The word is slim.
Glen is the word for a long, narrow valley. It traces its origin to 15th century Scottish Gaelic word Gleann.
Could be a Cove
Ray?