Hello and welcome to the forum!
I tried to write down here a list with affordable high quality equipment that works well together as a whole system and will forgive usual beginners faults.
Rucksack Dutch army Sting, used, or similar
Sleeping bag
Used Dutch or British army copy of the Carinthia Defence 4 or better the original new or something similar
Bivvy bag, used British, Dutch M 90 or German army version in good condition
Army closed cell foam roll mat, used.
Military poncho, used German, Austrian, Dutch or US army version in good condition instead of a larger tarp
Cordage
2x 3 metres to tension it as lean to shelter, and 1,50 metre to make a tripod.
Fleece jacket Solognac Fleece Recycled 500 or similar
in a dry bag as pillow too,
together with
Spare underwear 1X
Briefs and T-shirt, cotton.
Woolen spare socks 1X
Swimming briefs 1X
Toilet paper in a zipp lock freezer bag
Wash kit
Folding tooth brush, tooth cream, biodegradable soap in a small bottle and disposable razor (Wilkinson's) wrapped into a small microfleece towel and stored in a zipp lock freezer bag. Plastic signal mirror for shaving.
Food
In an olive green dry bag that you can hang mouse proof into a tree or in the
Mess Kit used from the German, Austrian, Finnish, Swedish, Russian or Rumanian army
(Or Lixada 750 ml stainless steel mug with bail and butterfly handles and nesting Nalgene type bottle)
Esbit stove used from the German army (or British army folding stove, especially if you choose a British army bottle with BCB stainless steel Crusader mug.)
Spoon stainless steel from the flea market
Candle In a zipp lock freezer bag, a few drips of wax can be used as a fire starter
Matches and 2 x Bic cigarette lighters
Head lamp Petzl e+lite
ON THE MAN:
Mountain boots Schladminger 100
Woolen Socks relatively thick
Underwear
Trousers or shorts, polyester-cotton blend, Solognac Steppe 300 or Shorts 100 or similar
Handkerchief , cotton
Several times folded usable as pot holder and pre filter before water purification by boiling.
Purse
House keys
Matches or Bic lighter
Belt Solognac 100 or similar
Knife, Hultafors GK, Mora Companion HD, Opinel No8 Carbone or similar
Canteen with mug and belt pouch
from any NATO army used
T-shirt
Shirt
Buttoned long sleeved shirt with two pockets and flaps over it. For example Austrian army, heavy version KAZ 75 used.
Compass Suunto Clipper or M-9 or whatever you have
Topographical map
1:50 000
The equipment here would also work well for traveling in most areas in Europe and can easily get specialised for the rare exceptions where it doesn't work optimal.
That means it's a good starter kit.