adjective
Synonyms: inflexible 3, constant, fixed, immovable, inalterable, invariable, unalterable, unchangeable, unmodifiable, unmovable
Antonyms: mutable
adjective
Synonyms: inflexible 3, constant, fixed, immovable, inalterable, invariable, unalterable, unchangeable, unmodifiable, unmovable
Antonyms: mutable
Merriam Webster. Collegiate thesaurus English vocabulary. Английский энциклопедический словарь тезаурус. 2003