Three of the letters on one of the longer words are repeated on the other long word, and you can compose another word with those letters:
Change Seasons: a,n,e from change are repeated on seasons. You can form the word "ANE"
Count Tuscany: c,u,t,n from count are repeated on tuscany. You can form the word "CUNT"
Spirit Carries: s,i,r are repeated in carries. You can form the word "SIR"