Final answer:
El Salvador is the country bordered by Guatemala to the Northwest and Honduras to the east.
Step-by-step explanation:
The country bordered by Guatemala to the Northwest and Honduras to the east is El Salvador. El Salvador is the smallest and the most densely populated country in Central America. Its geographic location makes it bordered by the Pacific Ocean to the south, Honduras to the southeast, and Guatemala to the northwest. 
El Salvador's capital and largest city is San Salvador, and Spanish is the official language. This country is known as the land of volcanoes due to its significant volcanic activity.