noun
plural fears
an unpleasant emotion caused by being aware of danger :a feeling of being afraid [noncount]
If you are in fear of your life or (US) in fear for your life, you are afraid of being killed.
[noncount] :a feeling of respect and wonder for something very powerful
To put the fear of God into someone is to frighten someone very badly.
synonyms fear, dread, alarm, and fright mean painful emotion felt because of danger. fear is the most general word and suggests a continuing emotional state.
no fear
Brit informal - used in speech to say that there is no reason to be afraid or worried
verb
fears; feared; fearing
[+ obj] :to be afraid of (something or someone)
[+ obj] :to expect or worry about (something bad or unpleasant)
The formal phrase I fear is used when you are worried that something bad or unpleasant has happened or is true.
[no obj] :to be afraid and worried
[+ obj] :to feel respect and wonder for something very powerful
fear for
[phrasal verb]
fear for (something or someone) :to feel concern for (something or someone) :to worry about (something or someone)