Pledge

noun

plɛdʒ

Noun

a binding commitment to do or give or refrain from something
“signed a pledge never to reveal the secret”
Similar:Assurance
Type of:CommitmentDedication
a deposit of personal property as security for a debt
“his saxophone was in pledge”
a drink in honor of or to the health of a person or event
Similar:Toast
Type of:Drink
someone accepted for membership but not yet fully admitted to the group
Type of:Member

promise solemnly and formally
“I pledge that I will honor my wife”
Similar:Plight
Type of:AssurePromise
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”
Similar:Subscribe
Type of:Donate
bind or secure by a pledge
“I was pledged to silence”
Type of:ObligeObligateBind
give as a guarantee
“I pledge my honor”
Type of:ConsignCharge
propose a toast to
Similar:Drink Salute ToastWassail
Type of:HonorHonourReward

Peak usage: 1830s

Source: Google Books Ngram Viewer (1800–2019)