Synonyms to grammatical

adjectival, adverbial, attributive, conjunctive, copulative, correct, descriptive, formal, functional, glossematic, glottochronological, grammatic, graphemic, intransitive, lexicographic, lexicological, lexicostatistical, lingual, linguistic, linking, metalinguistic, morphological, morphophonemic, nominal, participial, philological, phonemic, phonetic, phonological, postpositional, prepositional, pronominal, psycholinguistic, semantic, structural, substantive, syntactic, tagmemic, transitive, verbal