There are many phrases and words to describe fear. Scared and terrified are words that mean the same thing as fear. There are many phobias that people fear, and many activities where something bad happens can generate fear in similar activities.
"Dreadful" is an adjective. It is commonly used to describe something causing great fear, awe, or alarm.
irritating
pressure
"Frightening" is an adjective. It is used to describe something that causes fear or terror.
· approachable
relaxed
Creepy is an adjective--a creepy feeling.
No formidable is not a verb. It is an adjective.
amazing awesome
Fearful is the adjective form of fear.
Xenophobic is an adjective that describes some people. It means a dislike or fear of people from other countries.
best