• bacteriaal,
• bacteriidal,
• bacterioodal,
• bacteriodal,
• vacteroidal,
• nacteroidal,
• hacteroidal,
• gacteroidal,
• bzcteroidal,
• bscteroidal,
• bwcteroidal,
• bqcteroidal,
• baxteroidal,
• bavteroidal,
• bafteroidal,
• badteroidal,
• bacreroidal,
• bacferoidal,
• bacgeroidal,
• Bacteroidle

• bastardized,
• bacterial,
• bacteriacide,
• bacteriaemia,
• bacteria,
• bacterise,
• bastardised,
• bacteriology,
• bacterially,
• bacteriemia,
• bacteriologic,
• bacteria bed,
• bactericidal,
• bacteriologist,
• bacterium,
• bacterize,
• bacteroidaceae,
• bacteroid,
• bactericide,
• bacteriolytic,
• bacterioid,
• bacteremia,
• Bactrian Camel,
• bacteriolysis,
• bacterioidal,
• bacteroides.

The adjective form of "bacteroidal" is "bacteroid".

The plural form of the word "bacteroidal" remains the same - "bacteroidal." It is an adjective used to describe something related to or resembling bacteria. Adjectives in English typically do not have distinct plural forms.

The singular form of the word "bacteroidal" is "bacteroid"