WordNet (r) 3.0 (2006):

sentimentalise
    v 1: make (someone or something) sentimental or imbue with
         sentimental qualities; "Too much poetry sentimentalizes the
         mind"; "These experiences have sentimentalized her" [syn:
         sentimentalize, sentimentalise]
    2: look at with sentimentality or turn into an object of
       sentiment; "Don't sentimentalize the past events" [syn:
       sentimentalize, sentimentalise]
    3: act in a sentimental way or indulge in sentimental thoughts
       or expression [syn: sentimentalise, sentimentalize,
       sentimentize, sentimentise]