UNWEARIABLE
Meaning of UNWEARIABLE in English
adjective
Synonyms: indefatigable , inexhaustible, tireless, unflagging, untiring, unwearying, weariless
Antonyms: weariable
Merriam Webster.
Collegiate thesaurus English vocabulary.
Английский энциклопедический словарь тезаурус.
2003