"lexical" - key terms from Wikipedia

basic lexical	meaning
lexical
lexical	affixes
lexical	ambiguity
lexical	analysis
lexical	analyzer
lexical	analyzer generator
lexical	aspect
lexical	closure
lexical	decision
lexical	definition
lexical	enrichment
lexical	environment
lexical	items
lexical	phonology
lexical	scope
lexical	scoping
lexical	similarity
lexical	stress
lexical	suffixes
lexical	syntax
lexical	variables
merger of the lexical	sets
other lexical	categories