The term FRONTAL OR 'LATERAL' SPEAKING FEATURES refers to the two types of speech production. Frontal speaking features involve the articulation of speech sounds with the front of the mouth, such as the lips and teeth, while lateral speaking features involve the articulation of speech sounds with the sides of the mouth, such as the cheeks and tongue. The crossword solution for this term is LISPS, which is a type of speech disorder that involves difficulty in producing certain speech sounds due to an inability to control the muscles of the mouth. People with lisps often have difficulty producing frontal or lateral speaking features correctly.