reward,ward,prize,praise这几个词的区别是??

但用法上有什么不同呢
可以的话最好用例句说明

后天我就去高考了;,详细点
先谢谢大家了!如题,
意思都是",所以麻烦答案准确点;奖"

单词: reward
报酬;报答
the reward of virtue
美德的报酬
酬劳金;赏金
报答;奖赏
His efforts were rewarded by success.
他的努力获得了成功.
报应;惩罚

相关词组:
reward power 奖赏权
reward system 报酬制度
reward payment 奖金
reward and punishment by economic means 经济奖惩制
reward and penalty system of energy consumption 能源消耗奖惩制

单词: ward
守卫;保护;病房;监护
守卫

单词: prize
珍视
奖赏;奖金;奖品;赠品
be awarded a prize for
为了...而获奖
得奖的;作为奖品的
a prize cup
奖杯

相关词组:
prize fight 职业拳击赛;有奖金职业赛
prize medal 奖章
prize fellow 得奖学金的人
prize drawing 抽奖活动
prize package 意想不到的好东西
prize fellowship 成绩优良奖学金
prize - winning purchase 有奖销售

单词: praise
赞扬;表扬
win high praise
受到高度赞扬
赞词;赞美的话
sing the praises of sb.
热烈赞颂某人.
称赞;赞扬;歌颂
The headmaster praised Tom for his courage.
校长赞美汤姆的英勇.
赞扬;表扬

相关词组:
praise lavishly 极度称赞
praise to the sky 捧上天
praise too highly 捧得太高
praise to the skies 极度赞美
praise me too highly 把我捧得太高
praise by one and all 人皆赞美之
praise her too highly 把她捧得太高
praise him too highly 把他捧得太高
praise you too highly 把你捧得太高

期待看到有用的回答！