1. experiencing or showing fear

- a fearful glance

- fearful of criticism

Similar word(s): afraid

2. causing fear or dread or terror

- a fearful howling

Similar word(s): alarming, awful, dire, direful, dread, dreaded, dreadful, fearsome, frightening, horrendous, horrific, terrible

3. lacking courage; ignobly timid and faint-hearted

Similar word(s): afraid, timid, caitiff, chicken, chickenhearted, yellow, craven, recreant, dastard, dastardly, faint, fainthearted, timid, funky, poltroon, pusillanimous, unmanly, ignoble, cowardly

4. extremely distressing

- fearful slum conditions

Similar word(s): bad, frightful

5. timid by nature or revealing timidity

- cast fearful glances at the large dog

Similar word(s): timid, timorous, trepid

Sentences with fearful as an adjective:

- fearful boy