TN. CODE § 39-13-101. ASSAULT
(a) A person commits assault who:
(1) Intentionally, knowingly or recklessly causes bodily injury to another;
(2) Intentionally or knowingly causes another to reasonably fear imminent bodily injury; or
(3) Intentionally or knowingly causes physical contact with another and a reasonable person would regard the contact as extremely offensive or provocative.
TN. CODE § 39-13-102. AGGRAVATED ASSAULT
(a)(1) A person commits aggravated assault who:
(A) Intentionally or knowingly commits an assault as defined in § 39-13-101, and the assault:
(i) Results in serious bodily injury to another;
(ii) Results in the death of another;
(iii) Involved the use or display of a deadly weapon; or
(iv) Involved strangulation or attempted strangulation; or
(B) Recklessly commits an assault as defined in § 39-13-101(a)(1), and the assault:
(i) Results in serious bodily injury to another;
(ii) Results in the death of another; or
(iii) Involved the use or display of a deadly weapon.
(2) For purposes of subdivision (a)(1)(A)(iv), “strangulation” means intentionally or knowingly impeding normal breathing or circulation of the blood by applying pressure to the throat or neck or by blocking the nose and mouth of another person, regardless of whether that conduct results in any visible injury or whether the person has any intent to kill or protractedly injure the victim.
(b) A person commits aggravated assault who, being the parent or custodian of a child or the custodian of an adult, intentionally or knowingly fails or refuses to protect the child or adult from an aggravated assault as defined in subdivision (a)(1) or aggravated child abuse as defined in § 39-15-402.
(c) A person commits aggravated assault who, after having been enjoined or restrained by an order, diversion or probation agreement of a court of competent jurisdiction from in any way causing or attempting to cause bodily injury or in any way committing or attempting to commit an assault against an individual or individuals, intentionally or knowingly attempts to cause or causes bodily injury or commits or attempts to commit an assault against the individual or individuals.