• virdnest,
• nirdnest,
• hirdnest,
• girdnest,
• burdnest,
• bjrdnest,
• bkrdnest,
• bordnest,
• b9rdnest,
• b8rdnest,
• biednest,
• biddnest,
• bifdnest,
• bitdnest,
• bi5dnest,
• bi4dnest,
• birdneast,
• bridnest,
• byrdnest,
• bird nest

• bird-nest,
• birden,
• Birdin,
• birdnesting.

The adjective form of the word "birdnest" is "birdnesting".

The plural form of the word "birdnest" is "birdnests".

The singular form of the word "birdnest" is "bird nest"