bilingual     He is bilingual in English and Chinese.

multilingual the advantages of a multilingual education

degree To a large degree, they are similar.

literally The library is literally across the road

monolingual a monolingual dictionary

resemble    It's amazing how closely Brian and Steve resemble each other.

spectrum     A rainbow shows all the colours of the spectrum

tend     People tend to need less sleep as they get older.

cognition     the regions of the brain that are responsible for memory and cognition

concept  The concept of colour appears in all languages

decade the second decade of the twenty first century

fluent She was fluent in English, French, and German.

focus He needs to focus more on his studies.

hexagon  The room was shaped like a hexagon

linguistic  a child's linguistic development

monologue Henry looked up, then continued his monologue.

multicultural  a multicultural society

norm Short term contracts are now the norm with some big companies.

perception children's perceptions of the world

proficiency a high level of proficiency in English

quadrangle Let's meet in the quadrangle.