I. noun
or gru·el·ling pronunc at gruel +iŋ or ēŋ
( -s )
Etymology: from gerund of obsolete English gruel to punish, from gruel, n.
Britain : a severe beating or punishment : licking
improved pastures … took a grueling from an adverse season — Sydney (Australia) Bulletin
II. adjective
or gruelling “
Etymology: from present participle of obsolete English gruel, v.
: trying or taxing to the point of exhaustion : making severe demands : punishing
a grueling race
delivering them to the … laboratories for grueling tests — Monsanto Magazine
the labor that goes into building these terraces … is grueling — M.J.Herskovits