1) All-female band 2) British graphic novel 3) Common cat name 4) Debut single 5) Downlike 6) Downy 7) Fictional dog 8) Flossy 9) Like down or as soft as down 10) Pillow-ad adjective 11) Soft 12) Soft and downy 13) Superficial Found on https://www.crosswordclues.com/clue/fluffy
Fluff'y adjective [ Compar. Fluffier ; superl. Fluffiest .] Pertaining to, or resembling, fluff or nap; soft and downy. 'The carpets were fluffy .' Thackeray. « The present Barnacle . . . had a youthful aspect, and the ... Found on http://www.encyclo.co.uk/webster/F/48
of, resembling, or covered with fluff. · light or airy: a fluffy cake. · having little or no intellectual weight; superficial or frivolous: fluffy thinking. Found on https://www.infoplease.com/dictionary/fluffy