1) Completely lacking courage 2) Cowardly 3) Gutless 4) Lacking courage 5) Lacking resolution 6) Lacking spiny processes 7) Lacking thorns 8) Missing column is yellow 9) Namby-pamby 10) Pathetic 11) Weak 12) Wishy-washy 13) Yellow roses are not 14) Yielding readily 1) Cowardly 2) Gutless 3) Incompetent 4) Namby pamby 5) Timid 6) Unintelligent 7) Weak 8) Wishy 9) Wishy-washy 
• (a.) Having no spine.
Spine'less adjective Having no spine. 
adjective lacking spiny processes; `spineless fins`