Antonyms of adj spineless

4 senses of spineless

Sense 1
namby-pamby, gutless, spineless, wishy-washy -- (weak in willpower, courage or vitality)

INDIRECT (VIA weak) -> strong -- (having strength or power greater than average or expected; "a strong radio signal"; "strong medicine"; "a strong man")

Sense 2
invertebrate (vs. vertebrate), spineless -- (lacking a backbone or spinal column; "worms are an example of invertebrate animals")


Sense 3
spineless (vs. spinous) -- (lacking spiny processes; "spineless fins")

spinous (vs. spineless), spiny -- (having spines; "the dorsal fin is spinous")

Sense 4
thornless, spineless -- (lacking thorns)

INDIRECT (VIA unarmed) -> armed -- ((used of plants and animals) furnished with bristles and thorns)

Similarity of adj spineless

4 senses of spineless

Sense 1
namby-pamby, gutless, spineless, wishy-washy -- (weak in willpower, courage or vitality)
       => weak (vs. strong) -- (wanting in physical strength; "a weak pillar")

Sense 2
invertebrate (vs. vertebrate), spineless -- (lacking a backbone or spinal column; "worms are an example of invertebrate animals")

Sense 3
spineless (vs. spinous) -- (lacking spiny processes; "spineless fins")

Sense 4
thornless, spineless -- (lacking thorns)
       => unarmed (vs. armed) -- ((used of plants or animals) lacking barbs or stings or thorns)