A sentence does not have a root word. A root word is the main or original portion of most words. For example, the root of discrimination is the word " crime ".
Perhaps you mean the key idea of your sentence ?
boil
They engaged in a heated discussion over politics. The discussion raged on for hours. The presidential discussion quickly turned into a debate.
The debate turned into a heated clash of different outlooks.
His answer was vitriolic, and I drew back, surprised by his caustic tone.
Yes; there is much heated debate as to what constitutes vegetarianism and how healthy it is.
"Before" is the subordinate conjunction in this sentence. It introduces the dependent clause "Before we get in a heated debate" and connects it to the independent clause "let's agree to disagree."
The discussion wasn't mean to be political, but wandered there anyways. The political debate between candidates was heated and aired on television. Political activists marched on the streets.
Television violence can be a social problem as it can contribute to increased aggression, desensitization to violence, and negative behavioral outcomes, especially in children and adolescents. It is essential for media producers to consider the impact of violent content on viewers and for parents to monitor and regulate their children's exposure to such material.
Interrupting a speech or performance in a rude and obnoxious way.
It was heated by convection currents
Debate is already a verb because it is an action.Other verbs are debates, debating and debated."We are in a heated debate"."They are debating whether strawberries or oranges are better"."They debated through the night".
Example sentence - I heated the water in the kettle to make tea.