1. Free; voluntary; granted without claim or merit; without reason, warrant, or proof.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• gratitous,
• gratuitus,
• gratuituos,
• gratuidus,
• gratutious,
• gratutitous,
• gratuitious,
• gratitious,
• gratuitis,
• gatuitous,
• gratituous,
• gratuatus,
• gratuites,
• gratutous,
• gratuituous,
• fratuitous,
• vratuitous,
• bratuitous,
• gratuiutous,
• gratuious

• gratuity,
• gradation,
• gratuitously,
• gradational.

The adverb form of "gratuitous" is "gratuitously".

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

The plural form of "gratuitous" is "gratuitous." The word remains the same in both singular and plural form.

The plural of the "gratuitous" can be the "gratuitous".

The singular form of the word "gratuitous" is "gratuity"

The singular of the "gratuitous" can be the "gratuitous".