Glossary of Linguistic Terms

Affix (Linguistics)

Definition: 

An affix is a bound morpheme that is joined before, after, or within a root or stem.

Discussion: 

An affix is joined by derivation or inflection.

Comparison: 

Kinds of Affixes

Here is a table showing some kinds of affixes with examples:

Affix

Relationship to root or stem

Example

prefix

Occurs in the front of a root or stem

unhappy

suffix

Occurs at the end of a root or stem

happiness

infix

Occurs inside of a root or stem

bumili 'buy' (Tagalog, Philippines)

circumfix

Occurs in two parts on both outer edges of a root or stem

kabaddangan 'help' (Tuwali Ifugao, Philippines)

simulfix

Replaces one or more phonemes in the root or stem

man + plural > men

suprafix

Superimposed on one or more syllables in the root or stem as a suprasegmental

stress in the words 'produce, n. and pro'duce, v.