Synonyms of nostalgic

2 Syllables
haunting, cornball, yearning, soupy, gushier, longing, sloppy, slushy, gushy, sobby, sappy, drippy, wistful, mushy, schmaltzy, retro
3 Syllables
regretful, syrupy, homesick, romantic, fairy-tale, tear-jerking, mnemonic
4 Syllables
sentimental, rosewater, reminiscent, lonesome, fairytale
5 Syllables
implicative, recollective