The suffix -ine in the word heroine refers to a female person. A hero is a main protagonist, or a brave man, but if you want to use a word for a woman to denote the same thing, you would add the suffix -ine to mark that this is a female gender. Hope this helps! :)
Answer:
Make sure your house is sealed up tight.
Use a smart thermostat.
Make sure your exhaust fan is working properly.
Turn off your appliances and electronics when you leave.
Set the hot water heater to a lower temperature
Books made by a certan person or subject,<span>a list of the books referred to in a scholarly work, usually printed as an appendix.</span>