Most unsentimental is a phrase used to describe an individual who is not guided or influenced by emotions. The antonyms for this phrase include emotional, sentimental, sentimentalized, and emotionalized. An emotional person is one who is easily swayed or controlled by feelings, while sentimental refers to someone who is excessively or unnecessarily emotional. Sentimentalized is a word used to describe the act of exaggerating or glorifying emotions, and emotionalized refers to the state of emotions being heightened or overemphasized. Antonyms for most unsentimental, therefore, describe individuals who are driven or influenced by their emotions, rather than being rational and composed.