adpositions
pre/postpositions
affixes
represent space in language by a word part not a whole word
how many prepositions are thought to be in english
150
demonstrative pronouns
function as pointing words this and these, that ant those use the position of the speaker as reference point
locatives
adverbs (modifer) that funtion as pointing words
use the position of objects relative to the speaker
here, there, where
syntactic function
related to the grammatical rules of forming a prepostional phrase withing a sentence (these are internal to language)
semantic function
related to how prepostions denote spatial, temporal, and causal relations in the world (this pertains to how they hook onto our ideas of external reality)