• menacious,
• ninacious,
• kinacious,
• jinacious,
• munacious,
• mjnacious,
• mknacious,
• monacious,
• m9nacious,
• m8nacious,
• mibacious,
• mimacious,
• mijacious,
• mihacious,
• minzcious,
• minscious,
• minwcious,
• mynacious,
• minicious,
• minasious

The adjective form of the word "minacious" is "minacious".

The plural form of the word "minacious" is "minacious". The word does not change in its plural form because it is already an adjective and does not refer to a specific noun.

The singular form of the word "minacious" is "minacious". This word does not have a separate singular and plural form as it is an adjective that describes something as threatening or menacing.