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"anger" is also used as a crossword clue. If that's what you saw, the answer is often ire (3 letters).
Definitions
belligerence aroused by a real or supposed wrong (personified as one of the deadly sins)
Word origin
From Middle English anger (“grief, pain, trouble, affliction, vexation, sorrow, wrath”), from Old Norse angr, ǫngr (“affliction, sorrow”) (compare Old Norse ang, ǫng (“troubled”)), from Proto-Germanic *angazaz (“grief, sorrow”), from Proto-Indo-European *h₂enǵʰ- (“narrow, tied together”).
Used in a sentence
“vent one's anger”
“relieve one's anger”
“manage one's anger”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer4 curated clues
01“Hot emotion”5 letters
02“Strong displeasure”5 letters
03“Strong irritated feeling”5 letters
04“Strong annoyance”5 letters
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