matfellon or matfelon /matˈfe-lən/

The greater knapweed

• birds of prey
• birdsong
• birdsongs
• bird-spider
• bird-spiders
• bird strike
• bird strikes
• bird table
• bird tables
• birdwatcher
• birdwatchers
• birdwatching
• birdwing
• birdwing butterflies
• birdwing butterfly
• birdwings
• bird-witted
• birefringence
• birefringences
• birefringent
• bireme
• biremes
• biretta
• birettas
• biriani