No, it's not a matter of "calling it what you want". It's no more proper to call a bus a car or refer to a cat as a canid. The only reason to refer to something as a lockdown when it is no such thing is to add weight to a position by making measures sound more restrictive than they actually are...
Who is "we"? Because a great many areas of the nation barely closed this spring, if at all. Many places had their shelter or closure orders overturned. Many areas had orders with no teeth, providing no incentive to abide by them (except of course the prospect of controlling the pandemic). Spring...
Ridiculous fearmongering sentiment.
Aside from the fact that the above both verges on political territory and also asserts a baseless and largely contested scenario (movement restrictions/closures=total lockdown=total economic devestation...not at all a given), the commentary also seems to...
You propose several alternate outcomes to many events contributing to the end result of things. You rationalize many of these decisions based primarily on hindsight, essentially perfect, or as nearly so as can be had, information, and do so from a perspective removed from the heat of the moment...
The whole argument of the OP seems to lie somewhere between "if Germany got the bomb first we'd all be speaking German" and "if the south's war were managed by people other than those who managed the war their actions would have been potentially better." In other words, no substantive argument...