i Register
In some senses, boast is marked as obsolete. Watch for register when choosing this word.
ADJ
proud | empty, idle, vain
VERB + BOAST
make
PREP
~ about
He was always boasting about how many languages he could speak fluently.
~ of
He made a boast of winning three tennis tournaments in a single year.
ADV
openly
PREP
about/of
She boasted about her new car to everyone at the office party.
ADV
proudly
The school proudly boasts about its award-winning sports teams and excellent academic results.