noun
1.
a distinctive method of expression
wrote her speech in the proper vein for a very sophisticated audience
Synonyms: fashion, manner, mode, style, tone
Related Word: way; line; mood, tenor
2.
Synonyms: hint 2, shade, strain, streak, suggestion, suspicion, tincture, tinge, touch, trace
3.
Synonyms: mood 1, humor, mind, strain, temper, tone
Related Word: complexion, disposition, fettle, temperament; character, nature, spirit