1. having or exhibiting a strongly marked, individual temperament.
2. moody, irritable, or sensitive: a temperamental artist.
3. given to erratic behavior; unpredictable.
4. of or relating to temperament; constitutional: temperamental differences.
"princes can be temperamental as fathers."
"people can be temperamental in presses."
"lettuces can be temperamental in winters."
"engines can be temperamental in traffics."
"people can be temperamental."
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