Where does “*indulcīre” come from?

*indulcīre (Vulgar Latin) comes from Latin dulcesco, from Latin dulcis, from Proto-Indo-European dl̥kú- — sweet.

Ancestry of “*indulcīre”, step by step

StepLanguageWordMeaning
1LatindulcescoI become sweet
2Latindulcissweet; sweet-smelling, sweet-scented, fragrant;...
3Proto-Indo-Europeandl̥kú-sweet

Words derived from “*indulcīre

Every word from Proto-Indo-European dl̥kú-Every word from Latin dulcisEvery word from Latin dulcesco