fearful - adjective

• lacking courage; ignobly timid and faint-hearted
• experiencing or showing fear
• causing fear or dread or terror
• extremely distressing
• timid by nature or revealing timidity

fearful - thesaurus

awful   cowardly   dire   direful   dread   dreaded   dreadful   fearsome   frightening   frightful   horrendous   horrific   terrible   timorous   trepid