ˈakrəˌmōnē, -ni, US also & Brit usually -_mən- noun
( -es )
Etymology: Middle French or Latin; Middle French acrimonie, from Latin acrimonia, from acr-, acer sharp — more at edge
1. archaic : bitterness or sharpness especially to the taste
2. : sharpness or rancor especially in words or manner
timeworn controversies … are apt to revive … with an acrimony undimmed by age — Times Literary Supplement