When more specific linguistic communication is preferred, speakers use place and time adverbs or demonstrative adjectives and pronouns so as to situate the referent in its proper spatial and temporal parameters.
As can be seen in (9), the demonstrative adjectives this, that, those, and these contain semantic components related to orientation.
This is undoubtedly associated with the fact that both deixis and pseudo-deixis make use of mutually-exclusive pairs, namely demonstrative adjectives and pronouns, personal pronouns, and the adverbs now, then, here, and there.
Working with nouns, pronouns, articles, possessive and demonstrative adjectives
, past participles, and adjectives--with most of her study devoted to the latter, dependent upon their endings--Labrosse ultimately suggests three ways to "desex" grammatical gender in French.