给定一个英文单词，生成五个不同词性的同义词。（例如，如果单词是“run”，那么生成的同义词可能包括“running”、“runner”、“rapid”、“dash”、“sprint”等。）
单词：happy
名词：happiness, joy, gladness, contentment, pleasure
形容词：pleased, delighted, cheerful, elated, joyful
副词：happily, delightfully, cheerfully, joyfully, ecstatically
动词：rejoice, delight, please, exhilarate, gladden
介词短语：in high spirits, on cloud nine, over the moon, in seventh heaven, as pleased as punch