Yes, wildcat is playable
...and is worth 15 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Wildcat" Definition
noun
A person regarded as fierce.
An oil or natural-gas well drilled in an area not known to be productive.
Any of various wild felines of small to medium size, especially of the genus Lynx, including the bobcat and the caracal.
Either of two small felines (Felis silvestris subsp. silvestris or subsp. lybica) of Europe, Asia, and Africa, often regarded as being the ancestor of the domestic cat.
adjective
Issued by a financially irresponsible bank: wildcat currency.
Of, relating to, or being an oil or natural-gas well drilled speculatively in an area not known to be productive.
Operating or accomplished outside the norms of standard, ethical business procedures: wildcat life insurance schemes.
Risky or unsound, especially financially.
Undertaken by workers without approval of the officials of their union: a wildcat strike.
verb-intransitive
To go out on an unauthorized labor strike.
To prospect for oil or other minerals in an area not known to be productive.
verb-transitive
To prospect for (oil, for example) in an area supposed to be unproductive.
verb
To prospect and drill an experimental oil or gas well or sink a mine shaft in territory not known to be productive.
We love the game of Scrabble®, which is why we created Free Scrabble Dictionary - a simple lookup tool to check if the word you want to play is valid in the game of Scrabble®. At the top of every page, you can enter your word and click "Search Dictionary." We'll let you know whether your word is playable and provide a few definitions as well.