Take the tour ×  Some words or phrases have 'special' meaning
beyond the combination of constituent parts.  For example:    •
'White House' is the white house where the US president lives.
• 'black board' is where you draw on with chalk at school
[actually more recently a green board and in the past 20 years a
'white board' (which is white)].  Negative examples (phrases or
constructions that are not examples of the concept):    •
'quasi-' anything: (I find) is -not- a 'special thing' for me,
it is not a new word with a meaning all its own, 'quasi' is just
a productive modifier that doesn't mean anything more than
itself and the new word it makes can be judged simply as 'almost
like an X'   • colors usually (with some example exceptions
above) don't make anything 'new' - a 'red door' is just a door
colored red. If it took on some cultural connection, then it
might need an additional dictionary specification for that term
'red door'.  I'm not talking about the figurative (non-literal,
metaphorical) uses of su