. . . . "the class of all items that can be substituted into the same position (or slot) in a grammatical sentence (are in paradigmatic relation with one another)"@en-us . "substitution class"^^ . . . . "105921924"@en-us . "06309684-n"^^ . . "0"^^ . . "106309684"^^ . "substitution class"@en-us . . . "0"^^ . "paradigm"@en-us . .