ewordoroftwoalmostidenticalwordswithachangeinthevowelsoroftwoalmostidenticalwordswithachangeintheinitialconsonants.7.Neoclassicalformation新古典词构成法NeoclassicalformationistheprocessbywhichnewwordsareformedfromelementsderivedfromLatinandGreek.Five:1.Conventionality约定俗成Itisthecharacteristicsofrelationbetweenthesound-symbolanditssense:thereisnowaytoexplainwhythisorthatsound-odesignatetheother.2.Motivation理据Motivationreferstothedirectconnectionbetweenword-symbolanditssense.3.Echoic/icallywhosepronunciationsuggeststhemeaning.4.Morphologicalmotivation语素结构理据Awordismorphologicallymotivatedifadirectconnectioncanbeobservedbetweenthemorphemicstructureofthewordanditsmeaning.5.Semanticmotivation语义理据Semanticmotivationreferstomotivationbasedonsemanticfactorsanditisusuallyprovidedbythefigurativeusageofwords.