• birdseye,
• birdseyed,
• virdseed,
• nirdseed,
• hirdseed,
• girdseed,
• burdseed,
• bjrdseed,
• bkrdseed,
• bordseed,
• biedseed,
• buirdseed,
• bierdseed,
• birdseeed,
• birdseede,
• birdsed,
• byrdseed,
• birdsead,
• oillseed,
• iriseed

• birdsell,
• bird's-eye,
• birdsall,
• bird's eye,
• birdhouse,
• bird dog,
• birdsong.

The adjective form of the word "birdseed" is "birdseed-like".

The plural of the "birdseed" can be the "birdseeds".

The singular of the "birdseed" can be the "birdseed".