1. Marked by excessive enthusiasm for and intense devotion to a cause or idea
   - fanatic, fanatical, rabid

See also: passionate

• talk out of
• talk over
• talk shop
• talk show
• talk terms
• talk through one's hat
• talk turkey
• talkative
• talkatively
• talkativeness
• talker
• talker identification
• talkie
• talkily
• talking
• talking book
• talking head
• talking picture
• talking point
• talking to
• talks
• talky
• tall
• tall bellflower
• tall bilberry