nostalgia (n.)

• aching
• bathos
• daydream
• daydreaming
• goo
• hankering
• homesickness
• honing
• longing
• mawkishness
• mush
• mushiness
• namby-pamby
• pining
• romanticism
• sentiment
• sentimentalism
• sentimentality
• slop
• sloppiness
• slush
• tearjerker
• wishfulness
• wistfulness
• yearning
• yen