[gri.mace] n [F, fr. MF, alter. of grimache, of Gmc origin; akin to OE grima mask] (1651): a facial expression usu. of disgust or disapproval -- grimace vi -- gri.mac.er n
GRIMACE
Meaning of GRIMACE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012