semantics

[abbasi]

plz can anyone tell ne the answer of this question:

"Construct a list of lexems in the field CLASSROOM. construct that list to form a tree diagram"

[Tdol]

If you look at this definition, you'll see that there aren't many forms derived from 'classroom':
http://www.answers.com/topic/lexeme

Our Word analyser (http://www.usingenglish.com/resources/wordcheck/) only found these forms:

Prefix + 'classroom'

extraclassroom,
'classroom' + Suffix

classrooms,