Synonyms For "Cowardly" :

1 syllable:

faint

2 syllables:

afraid, caitiff, chicken, craven, dastard, fearful, funky, poltroon, timid, yellow

3 syllables:

dastardly, fainthearted, ignoble, recreant, unmanly

4 syllables:

chickenhearted

5 syllables:

pusillanimous