I.
noun
ADJECTIVE
▪ proud
▪ empty , idle
VERB + BOAST
▪ make
PREPOSITION
▪ ~ about
▪
a ~ he made about his achievements
▪ ~ of
▪
her ~ of having seen all the countries of Africa
II.
verb
1 talk with too much pride
ADVERB
▪ openly
PREPOSITION
▪ about , of
▪
He openly ~ed of his talents.
2 have sth good/impressive
ADVERB
▪ proudly
▪
This is a region which proudly ~s its own distinct culture.
Boast is used with these nouns as the subject: ↑ hotel
Boast is used with these nouns as the object: ↑ array , ↑ collection , ↑ standard , ↑ turnover , ↑ view