transcription, транскрипция: [ ˌən-ˈfā-liŋ ]
adjective
Date: 14th century
: not failing or liable to fail:
a. : constant , unflagging
unfailing courtesy
b. : everlasting , inexhaustible
a subject of unfailing interest
c. : infallible , sure
an unfailing test
• un·fail·ing·ly -liŋ-lē adverb