• helfire,
• gell fire,
• nell fire,
• jell fire,
• uell fire,
• yell fire,
• hwll fire,
• hsll fire,
• hdll fire,
• hrll fire,
• h4ll fire,
• h3ll fire,
• hekl fire,
• hepl fire,
• heol fire,
• helk fire,
• help fire,
• helo fire,
• hell dire,
• hell cire

The adjective form of "hell fire" is "hellish".

The plural form of "hell fire" is "hell fires"

The singular form of the word "hell fire" is "hellfire"