Blithe Definition: Something cheerful or carefree. Synonyms: Careless, Casual, Indifferent, Untroubled, Carefree,Cheerful Antonyms: Concerned, Preoccupied, Thoughtful, Depressed, Gloomy, Sad, Unhappy

Blunt Definition: Something not sharp. Synonyms: Insensitive, Dull, Undiplomaticonyms Antonyms: Diplomatic, Sensitive, Sharp

Boost Definition: Something for increase or promote. Synonyms: Encouragement, Aid, Help, Recommendation, Lift Antonyms: Rebuke, Discouragement, Obstacle

Border Definition: Something has a dividing line. Synonyms: Edge, Limit, Margin, Boundary, Brim Antonyms: Centre, Midst, Point, Middle

Bore Definition: something uninteresting. Synonyms: Troublesome, Talker, Talkative, Pest Antonyms: Genial, Amusing