They have suggested 'conversion' of the old school 'into' apartments.
The company is undergoing a 'conversion to' a new computer system.
He is thinking about 'conversion to' Buddhism.
(..) Penny, it's okay. I can handle this. I am not a dwarf, I'm a hobbit. A hobbit. Are misfiring neurons in your hippocampus preventing the conversion from short-term to long-term memory? Okay, now you're starting to make me mad. A homo habilis discovering his opposable thumbs says what? What? (..)2007 TvShow: The Big Bang Theory Title: The Middle Earth Paradigm Season: 1 Episode 6