1) Feeble 2) Ineffectual 3) Insipid 4) Insipid and sentimental 5) Insipid and sentimental one 6) Lacking gumption 7) Spineless 8) Total wuss 9) Weak 10) Weak-willed 11) Weakly sentimental 12) Wimpish 1) English phrase 2) Satirical work 
Namby Pamby is a term for affected, weak, and maudlin speech/verse. It originates from Namby Pamby (1725) by Henry Carey. Carey wrote his poem as a satire of Ambrose Philips and published it in his Poems on Several Occasions. Its first publication was Namby Pamby: or, a panegyrick on the new versification address`d to A----- P----, where the A-- ....
• (n.) Talk or writing which is weakly sentimental or affectedly pretty. • (a.) Affectedly pretty; weakly sentimental; finical; insipid. • (n.) Talk or writing which is weakly sentimental or affectedly pretty. • (a.) Affectedly pretty; weakly sentimental; finical; insipid.
Nam'by-pam`by noun [ From Ambrose Phillips , in ridicule of the extreme simplicity of some of his verses.] Talk or writing which is weakly sentimental or affectedly pretty. Macaulay. 
[adj] - weak in willpower 2. [n] - an insipid weakling who is foolishly sentimental
gutless adjective weak in willpower, courage or vitality