给定一个英语单词，查询其同义词和反义词。
1. 单词：happy
2. 单词：cold 
3. 单词：modern
1. 同义词：pleased, joyful, delighted
   反义词：sad, unhappy, miserable
2. 同义词：chilly, frigid, icy
   反义词：hot, warm, balmy
3. 同义词：contemporary, up-to-date, current
   反义词：old-fashioned, outdated, antiquated