subject case

English Thesaurus

1. the category of nouns serving as the grammatical subject of a verb (noun.communication)

hypernym	:	case, grammatical case,
definition	:	nouns or pronouns or adjectives (often marked by inflection) related in some way to other words in a sentence (noun.communication)

antonym	:	oblique, oblique case,
definition	:	any grammatical case other than the nominative (noun.communication)

antonym	:	oblique, oblique case,
definition	:	any grammatical case other than the nominative (noun.communication)