Generally no. One minor example I can think of is 两 and 二 which both mean two and it can be difficult remembering when to use one or the other. But to my knowledge it’s based on the way the number is being used not the item being counted.

What kind of fight do you expect us to put up when they’ve stacked the deck for decades?

I’m assuming “tankie” is what liberals call leftists?

I’d argue the most difficult part about losing weight is boredom.