melt verb \ˈmelt\ : to change or to cause (something) to change from a solid to a liquid usually because of heat : to gradually become less or go away : to begin to have feelings of love, kindness, sympathy, etc.
Travel companion noun, travel com·pan·ion often attributive \kəm-ˈpan-yən\ : one that accompanies another : comrade, associate; also : one that keeps company with another
foam noun \ˈfōm\ : a mass of small bubbles that are formed in or on a liquid : a substance that is like a thick liquid made of many small bubbles : a soft material that is used to make many products
nostalgia noun nos·tal·gia \nä-ˈstal-jə, nə- also nȯ-, nō-; nə-ˈstäl-\ : pleasure and sadness that is caused by remembering something from the past and wishing that you could experience it again