The A to Z of stuff you can spend your Bitcoin on:
A is for Art: https://bitcoinfineartgallery.com/
B is for Books: https://hundredfoot.com/
C is for Coffee: https://crypto-coffee.org/
D is for Dinner: https://www.menufy.com/
E is for Email: https://protonmail.com/
F is for Farm: https://primalpastures.com/
G is for Gold: https://www.apmex.com/
H is for Honey: http://www.carolinabees.com/products/honey
I is for Internet Archive: https://archive.org/donate/cryptocurrency/
J is for is for Jewelry: https://kobelli.com/
K is for Keys: https://www.keys4coins.com/
L is for Liquor: https://torontobrewing.ca/
M is for Meat: https://www.renjer.ky/
N is for NOC: https://nocroom.com/
O is for Overstock: https://www.overstock.com/
P is for Pizza: https://ln.pizza/
Q is for Quilt: https://www.cryptoquilts.org/quilts
R is for Ross: https://freeross.org/
S is for Slots: https://www.lightningslotmachine.com/
T is for Tea: https://raizana.com/
U is for Underwear: https://www.frankandbeans.com.au/
V is for VPN: https://protonvpn.com/
W is for Wallets: https://coldcardwallet.com/
X is for Xerola: http://physibit.com/product/xerola-bitcoin-copper/
Y is for Yoga: https://www.gongiversum.com/
Z is for Zugerland: https://bitcointalksearch.org/topic/--5197552
I don't know merchandisers that accepts crypto for payment.
when it comes to A to Z spending I guess most of my options would be food and skincare products ehehe