An infix is a type of affix that is inserted inside of a stem or base. Infixes may introduce new information to the base, specifically relating to grammatical functions like tense, number, aspect, and so on.


Examples from the Halkomelem Context of Infix -lǝ- Introducing New Number Information to the Verb (Suttles, 2004, p. 166)
Examples from the Secwepemctsín Context of Infix -ʔ- on the Left Changing Meaning and Contrasting to the Bare Forms on the Right (Gibson, 1973, p. 30)


Gibson, J. A. (1973). Shuswap grammatical structure. [Doctoral dissertation, The University of Hawaii].

Suttles, W. (2004). Musqueum reference grammar. UBC Press. SFU Student Access.