"متخشب" - Translation from Arabic to English

There was a juror, extremely anxious, almost catatonic...
كان هناك محلف قلق للغاية ، متخشب تقريباً

Sorry, Sheldon, you were brilliant as always. Wil, that was a little wooden.
آسفة "شيلدون" كنت رائعاً كالعادة "ويل" أنت كنت متخشب قليلاً

Oh my God, he's really stiff.
يالهى, انه متخشب

I thought you were a punk, a chump, a sissy, a mama's boy...
ظننت غبي و متخشب و مخنث ومدلل

It's rigid!
إنه متخشب