spineless

 
Pronunciation: /ˈspʌɪnlɪs/

adjective

  • 1having no spine or backbone; invertebrate.
  • 2weak and purposeless: a spineless coward
  • 3(of an animal or plant) lacking spines: spineless forms of prickly pear have been selected

Derivatives

spinelessly

adverb

spinelessness

noun