mushiness (n.)

• bathos
• flabbiness
• fleshiness
• goo
• mawkishness
• mush
• namby-pamby
• nostalgia
• pithiness
• pulpiness
• romanticism
• sentiment
• sentimentalism
• sentimentality
• slop
• sloppiness
• slush
• softness
• sponginess
• succulence
• tearjerker