The word aggrandising is playable in Words With Friends™, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.
Words With Friends™ Letter Score: 21
Highest Scoring Words With Friends™ Plays In The Letters aggrandising
:
Seven Letter Word Alert: (32 words)
airings, anginas, arising, darning, digging, dinging, gaining, ganging, girding, girning, grading, indians, ingrain, innards, nagging, radians, ragging, raiding, raining, raising, ranging, ridging, ridings, rigging, ringing, rinsing, sagging, sanding, sangria, signing, singing, snaring