spineless

definition: lacking thorns

example:

speech part: adjective

synonyms: thornless

definition: lacking spiny processes

example: spineless fins

speech part: adjective

synonyms:

definition: weak in willpower, courage or vitality

example:

speech part: adjective

synonyms: gutless namby-pamby wishy-washy

definition: lacking a backbone or spinal column

example:

speech part: adjective

synonyms: invertebrate

spineless is explained and pronounced