⬜❌

#white square red x #error symbol #incorrect mark #wrong answer #mark spot #rejection symbol

❌🔴

#red x mark #incorrect mark #reject symbol #mark red #wrong answer #cross out red

🟥X

#red square x #error symbol #incorrect mark #close button #cancel symbol #wrong answer

🐨❌

#koala mark #incorrect mark #delete mark

1️⃣❌

#one aspa #incorrect mark #delete mark #single x

❌❌❌🌙

#triple x #wrong mark #incorrect mark

🖊️✕

#handwritten x #delete symbol #error mark #incorrect mark #sign here spot

😤Batsu

#x frown #steam nose #batsu #incorrect mark

📏✖️

#long cross mark #measured cross #ruler cross #long cancellation #incorrect mark #symbol length