a.
Untiring, unremitting, unwearied, indefatigable, persevering, undrooping, never-tiring, unfaltering, constant, steady.
UNFLAGGING
Meaning of UNFLAGGING in English
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012
a.
Untiring, unremitting, unwearied, indefatigable, persevering, undrooping, never-tiring, unfaltering, constant, steady.
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012