Yes, stage is playable
...and is worth 7 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Stage" Definition
noun
A level or story of a building.
A level, degree, or period of time in the course of a process: the toddler stage of child development; the early stages of a disease.
A platform on a microscope that supports a slide for viewing.
A point in the course of an action or series of events: too early to predict a winner at this stage.
A raised and level floor or platform.
verb-transitive
Medicine To determine the extent or progression of (a cancer, for example).
To arrange and carry out: stage an invasion.
To exhibit or present on or as if on a stage: stage a boxing match.
To produce or direct (a theatrical performance).
verb-intransitive
To be adaptable to or suitable for theatrical presentation.
To stop at a designated place in the course of a journey: "tourists from London who had staged through Warsaw” ( Frederick Forsyth).
verb
To produce (as a play) on a stage.
To produce or cause to happen for public view or public effect .
To determine the phase or severity of (a disease) based on a classification of established symptomatic criteria.
To evaluate (a patient) to determine the phase, severity, or progression of a disease.
adjective
Intended to represent a type or stereotype .
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