The quality of eliciting a bitter, humiliating or harsh feeling.
The quality of having a bitter taste.
Harsh cold.
The quality of feeling bitter; acrimony, resentment; the quality of exhibiting such feelings.
Tact and subtle skill in dealing with people so as to avoid or settle hostility.
The art and practice of conducting international relations by negotiating alliances, treaties, agreements etc., bilaterally or multilaterally, between states and sometimes international organizations, or even between polities with varying status, such as those of monarchs and their princely vassals.