A bulbous bottle is a type of container with a rounded body and a narrow neck. The crossword solutions for the term 'bulbous bottle' are 'LEEK' (4 letters), 'tulips' (6 letters), and 'tulip' (5 letters). Leeks are a type of vegetable that have a long white stem and a bulbous root. Tulips are a type of flower that have a cup-shaped bloom and a long stem. Tulip is the common name for the genus of flowering plants in the family Liliaceae.