How to spell BACTERI correctly?

There are a few correct suggestions for the misspelling "bacteri". It could be "bacteria", which is the plural form of "bacterium". Another possibility is "bactericide", a substance that kills bacteria. Finally, "bacteriology" refers to the study of bacteria and their characteristics.

• bacteria Bacteria can be both harmful and beneficial to humans.
• bacterial
• bacterium A single bacterium can multiply into millions within a matter of hours.
• battery

Contempories

• contemporaneous
• contemporaries
• contemporary
• contemptuous
• cotemporaries