A word family is the base form of a word plus its inflected forms made with affixes.[1]
The idea is that a base word and its inflected forms support the same core meaning. A learner needs to understand both the base word and the affix.
References
- ↑ Hirsh D. & Nation P. 1992. What vocabulary size is needed to read unsimplified texts for pleasure?. Reading in a Foreign Language. 8. 689–696 [1][permanent dead link]