spineless

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. weak in willpower, courage or vitality (Freq. 1)
• Syn:
namby-pamby, gutless, wishy-washy
• Similar to:
weak
• Derivationally related forms:
spinelessness, namby-pamby (for: namby-pamby)
2. lacking a backbone or spinal column
- worms are an example of invertebrate animals
• Syn:
invertebrate
• Ant:
vertebrate (for: invertebrate)
• Topics:
zoology, zoological science
3. lacking spiny processes
- spineless fins
• Ant:
spinous
4. lacking thorns
• Syn:
thornless
• Similar to:
unarmed

• Từ đồng nghĩa / Synonyms:
  thornless, invertebrate, namby-pamby, gutless, wishy-washy
• Từ trái nghĩa / Antonyms:
  spinous, spiny, vertebrate