It has a smaller core vocabulary than, for example, English, and uses derivative suffixes to a greater extent.

The core religious vocabulary of the Romanian language originated from Latin.

Therefore, a first-level student should graduate with a core vocabulary of around 1200 words.

The Pimsleur method focuses on teaching commonly-used words in order to build up a "core vocabulary".

They find the following pattern in the statistics of core Swadesh vocabulary:

There are a number of possible cognates in the core vocabulary.

In addition, definitions are usually restricted to a simpler core vocabulary than that expected of a native speaker.

This is a result of using derivation to reduce the core vocabulary that needs to be learned, and helps non-European speakers.

This may be based on the core vocabulary, or a subset thereof.

In the example below, the filter set consisted of the first 30% of the core vocabulary.