The term 'Be Immodest' can be expressed in two words: BRAG and BOAST. BRAG is a four-letter word meaning to talk too proudly or too confidently about oneself or one's achievements. BOAST is a five-letter word meaning to talk with excessive pride and self-satisfaction about one's achievements, possessions, or abilities. Both words are used to describe someone who is overly proud of themselves and their accomplishments.