What is another word for gratuities?
Pronunciation: [ɡɹatjˈuːɪtɪz] (IPA) 
Synonyms for the word "gratuities" include tips, donations, gifts, bonuses, rewards, bounties, premiums, and perks. These words refer to a monetary or non-monetary remuneration given to someone as an expression of gratitude or appreciation for their service. Tips are usually given to those in the service industry, such as waiters, bellhops, and hairdressers. Donations and gifts are usually given to organizations or individuals as a form of charity or generosity. Bonuses, rewards, bounties, premiums, and perks are usually given to employees or members as a form of recognition or incentive to perform better. Whatever the word used, all of these synonyms have the underlying meaning of providing something extra to someone as a reward for their efforts.
