9. weather, climate

weather一天内具体的天气状况;
climate长期的气候状况 eg:The climate here is not good for you.

10. road, street, path, way

road具体的公路,马路;eg:take this road
street街道;eg:in the street
path小路,小径;
way道路,途径 eg:show me the way to the museum.

11. course, subject

course课程(可包括多门科目);eg:a summer course
subject科目(具体的学科)

12. custom, habit

custom传统风俗,习俗,也可指生活习惯,后接to do;
habit生活习惯,习惯成自然,后接of doing. eg:I've got the habit of drinking a lot.