狗 (gǒu) and 犬 (quǎn) both mean "dog" and both seem relatively common, but is there any difference between them? When should I use one and when should I use the other?
衣服 and 衣饰 both mean "clothing"; but are they truly synonymous or is the use of each term confined to its own specific context? Or is it simply a difference between colloquial and formal speech or ...
For example: 我跟朋友去公园了。 我和朋友去公园了。 Are both of these sentences correct? Are there any subtle differences in the meaning conveyed? If they are not entirely interchangeable, how do we know which one ...
作 and 做 are both translated as "to do" or "to make"; how can I tell when I should use one or the other?