Class and Key word

Class noun - One of the segments of society into which people are grouped.

Key word and class are semantically related In some cases you can use "Key word" instead a noun "Class".

Nearby Words: classify, classification, classical, classed, classmate

Key word noun - A significant word used in indexing or cataloging.

Class and key word are semantically related in name topic. Sometimes you can use "Class" instead a noun phrase "Key word".