Yes, scramble is playable
...and is worth 18 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Scramble" Definition
noun
A swift takeoff of military aircraft in response to an alert or attack.
An arduous hike or climb over rough terrain.
An unceremonious scuffle or struggle.
The act or an instance of scrambling.
verb-transitive
Electronics To distort or garble (a signal) so as to render it unintelligible without a special receiver.
To cause (aircraft) to take off as fast as possible, as to intercept enemy aircraft.
To cook (beaten eggs) until firm but with a soft consistency.
To gather together in a hurried or disorderly fashion.
To mix or throw together haphazardly.
verb-intransitive
Football To run around with the ball behind the line of scrimmage in order to avoid being tackled while searching for an open receiver.
Football To run forward with the ball when unable to complete an intended pass play. Used of a quarterback.
To move or climb hurriedly, especially on the hands and knees.
To struggle or contend frantically in order to get something: scrambled for the best seats.
To take off with all possible haste, as to intercept enemy aircraft.
verb
To move with urgency or panic.
To move or climb hastily on all fours.
To struggle eagerly or unceremoniously for possession of something .
To get or gather something with difficulty or in irregular ways .
To spread or grow irregularly .
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