• zettabyte,
• zettabyt,
• zettabite,
• zetabyte,
• zetabayte,
• zettabit

• kilobyte,
• terabyte,
• petabyte,
• exabyte,
• yottabyte,
• byte,
• bit,
• gigabyte,
• megabyte.

The adjective form of the word "zettabyte" is "zettabyte". It remains the same in both noun and adjective forms.

The plural form of "zettabyte" is "zettabytes".

The singular form of "zettabyte" is "zettabyte". The word does not change in its singular form.