S: (n) pledge, toast (a drink in honor of or to the health of a person or event)
S: (n) assurance, pledge (a binding commitment to do or give or refrain from something) "an assurance of help when needed"; "signed a pledge never to reveal the secret"
Verb
S: (v) pledge, plight (promise solemnly and formally) "I pledge that I will honor my wife"
S: (v) pledge, subscribe (pay (an amount of money) as a contribution to a charity or service, especially at regular intervals) "I pledged $10 a month to my favorite radio station"
S: (v) donate (give to a charity or good cause) "I donated blood to the Red Cross for the victims of the earthquake"; "donate money to the orphanage"; "She donates to her favorite charity every month"
S: (v) pledge, subscribe (pay (an amount of money) as a contribution to a charity or service, especially at regular intervals) "I pledged $10 a month to my favorite radio station"