Exponents used in verb conjugation include prefixes, suffixes, infixes, and reduplication. Halkomelem contains prefixes, suffixes, and infixes. Udi affixes are mostly suffixes or infixes, but there are a few prefixes. Stems may be prefixes, suffixes, or infixes in the nonproprietary name. It features suffixes, prefixes, and infixes. Affixes can be grouped into three types&colon; prefixes, infixes, and suffixes. There are four types of affixes in Iban language, namely prefixes, suffixes, circumfixes and infixes. Often formative infixes and suffixes look like diminutive ones. Below are some Proto-Austronesian affixes (including prefixes, infixes, and suffixes) reconstructed by Robert Blust. Ergative pronominals appear before the verb on the temporal marker as infixes or suffixes. Infix verbal auxiliaries may be further divided into simple infixes and verbal infixes. They may appear as prefixes or as infixes. Since these are not affixes, they are commonly disqualified from being considered infixes. Aslian languages insert infixes between two consonants. There are several prefixes and infixes which can be used for word derivation.