Low breathing is called abdominal breathing, deep breathing or diaphragmatic breathing.

The best thorough treatment of Bangla phonetics and phonology remains Ferguson and Chowdhury (1960).

You may have gotten attention in high school by being the class heckler, but chances are your semi-rude behavior will not be appreciated by your classmates or your professors. Plus, as the old adage goes, you attract more flies with honey than vinegar.

He approached the moral dilemma casuistically, not abstractly from first principles.