usb charger / usb wall plug / usb power adapter
drop the 'usb' when the context makes it obvious
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usb charger / usb wall plug / usb power adapter
drop the 'usb' when the context makes it obvious
Charging brick.
Unless I'm describing it in a system, then it's a full bridge rectifier :)
USB chargers.
"Dongles" are wire to wire USB adapters for computers. Sound "cards", Ethernet adapters, video adapters.
Charging Blocks
Wall Warts
Usually charger brick or just brick
Dongle? That implies connection to a host computer.
Adapter or charger. Rarely - power brick.
Wall wart or power brick.
I generally think of these as "transformers", but I call it a power supply. Mostly folks look at me like a Labrador trying to do calculus, and say "You mean a power brick?"

Usb wall charger
wall warts
YF-W36-2U
Though sometimes like to be more specific and say something like "hey can you grab the blue YF-W36-2U for me?"
Ladegerät
Wall Wart
Charge block.
Stromziegel
"Wall Warts"
When I was in college, we called these wall warts.
"Charger" (lader) in general and more specific "block" (blokje)
USB charger or adapter
I usually call them "those, uh, usb thingies" while pantomiming plugging one into the wall
Charging block
Charging brick. Or, if an unmarked generic brand like the ones you've shown, Fire Hazard.
"wall block"
Power bricks or USB bricks. A dongle is an adapter, so it has some sort of thing on each side (besides a power plug lol).
Power biscuit
Wall block USB wall block
Most of the time, we just call it block , I’ve never heard of wall wart. Today I learned…
Adapters for upgrading your home’s firmware.