Editing Liquid consonant (section)

=== Assimilation ===
Liquid consonants can also undergo [[Assimilation (phonology)|assimilation]]: compare [[Italian language|Italian]] ''pa'''rl'''are'' "to speak" with [[Sicilian language|Sicilian]] ''pa'''rr'''ari''. This phenomenon, which is not so common worldwide, is attested in [[Finnish language|Finnish]]: e.g., the [[Root (linguistics)|root]] ''tul-'' "to come" combined with the [[Participle|past participle]] suffix -''nut'', [[Sandhi|yields]] the surface form ''tu'''ll'''ut''. This is one of the reasons [[Long consonant|long liquids]] are common in Finnish.<ref>{{Cite journal |last=Bybee |first=Joan |editor-first1=Patrick |editor-first2=Joseph |editor-last1=Honeybone |editor-last2=Salmons |date=2015-04-07 |title=Articulatory Processing and Frequency of Use in Sound Change |url=http://dx.doi.org/10.1093/oxfordhb/9780199232819.013.016 |journal=Oxford Handbooks Online |doi=10.1093/oxfordhb/9780199232819.013.016|url-access=subscription }}</ref>

A specific form of liquid assimilation, liquid [[Consonant harmony|harmony]], is present is some languages. In Sundanese, some morphemes have two different realisations depending on what liquid is present in the root.<ref name=":112" />