Phrasal Verbs with 'Swear'

Swear by

Have great confidence in

Example: I SWEAR BY their products- they're the best on the market.

Swear down

Promise that something is true

Example: He SWORE DOWN that he hadn't done it.

Swear in

Take an oath to hold a public office

Example: They SWORE her IN as mayor.

Swear off

Decide to stop doing something, usually something harmful

Example: She SWORE OFF alcohol after getting incredibly drunk at her friend's wedding.