▁him ▁up ." ▁ ▁" L ots ▁of ▁people ▁are ▁m our ning ." ▁ ▁In ▁these ▁ways , ▁X av ante ▁uses ▁morph ological ▁variation ▁to ▁express ▁concepts ▁rel ating ▁to ▁abstract ▁individuals ▁that ▁exist ▁in ▁a ▁different ▁way ▁than ▁concrete , ▁specific ▁people . ▁By ▁extension , ▁the ▁language ▁uses ▁morph ology ▁in ▁general ▁to ▁concept ual ize ▁a ▁variety ▁of ▁concepts , ▁including ▁clos eness ▁in ▁relationships ▁as ▁well ▁as ▁personal ▁prefix es . ▁ ▁Pr on oun s ▁ ▁Syntax ▁ ▁Case ▁ ▁The ▁syntax ▁of ▁X av ante ▁util izes ▁several ▁types ▁of ▁case ▁mark ings ▁in ▁its ▁structures , ▁mark ing ▁the ▁in trans itive ▁subject ▁( S ), ▁trans itive ▁subject ▁or ▁agent ▁( A ), ▁and ▁trans itive ▁object ▁or ▁patient ▁( O ) ▁in ▁different ▁ways . ▁First , ▁it ▁distingu ishes ▁between ▁a ▁number ▁mark ing ▁system ▁and ▁a ▁person ▁mark ing ▁system , ▁with ▁both ▁containing ▁several ▁sub system s . ▁The ▁former ▁uses ▁a ▁neutral ▁sub system ▁when ▁arguments ▁ful fill ▁certain ▁criteria . ▁It ▁also ▁includes ▁a ▁N omin ative - Acc us ative ▁sub system ▁when ▁the ▁( O ) ▁of ▁a ▁trans itive ▁argument ▁falls ▁under ▁a ▁specified ▁category . ▁Finally , ▁the ▁person ▁mark ing ▁system ▁of ▁X av ante ▁is ▁notable ▁for ▁having ▁multiple ▁sub system s . ▁As ▁a ▁consequence , ▁exam ining ▁these ▁case ▁systems ▁is ▁vital ▁to ▁understanding ▁the ▁syntax ▁of ▁X av ante . ▁ ▁X av ante ’ s ▁case ▁systems