• siomedea nigripes,
• xiomedea nigripes,
• ciomedea nigripes,
• fiomedea nigripes,
• riomedea nigripes,
• eiomedea nigripes,
• duomedea nigripes,
• djomedea nigripes,
• dkomedea nigripes,
• doomedea nigripes,
• d9omedea nigripes,
• d8omedea nigripes,
• diimedea nigripes,
• dikmedea nigripes,
• dilmedea nigripes,
• dipmedea nigripes,
• di0medea nigripes,
• di9medea nigripes,
• dionedea nigripes,
• diokedea nigripes

The adjective form of "Diomedea Nigripes" is "nigripes".

The plural form of "Diomedea Nigripes" is "Diomedea Nigripes" since it is a scientific name or binomial nomenclature for a species of bird called the black-footed albatross. In scientific classification, the genus name (Diomedea) and species name (Nigripes) are denoted using italics or underlining. The plural form remains the same for both the genus and species name.

The singular form of the word "Diomedea Nigripes" is "Diomedea Nigripes". It is already a singular noun and the scientific name for a species of bird commonly known as the black-footed albatross.