WordNet: lexicon, mental lexicon, vocabulary

a language user's knowledge of words

• hypernym cognition, knowledge, noesis

• part holonym language, speech

lexicon

• (englanti) lexical (derivationally related)
• (suomi) leksikko (synonyymi)

• (suomi) sanasto (synonyymi)

mental lexicon

• (suomi) mentaalinen sanasto (synonyymi)

vocabulary

• (suomi) sanavarasto (synonyymi)