I put a red mark on the part that was wrong.
Used for something that represents a group, idea, rank, or identity, including an emblem, crest, badge, or flag. This merges the symbolic and physical-insignia uses while keeping both visible.
白いハトは平和の印とされる。
The white dove is regarded as a symbol of peace.
家紋は一族の印だった。
The family crest was the clan's emblem.
Something that shows or proves a fact or state. Associated with this sense with 証 and 証し, but kana is often clearer when the intended reading is しるし.
この足跡は、誰かがここを通ったしるしだ。
These footprints are evidence that someone passed through here.
token; small expression
Usually written in kana for a small token or gesture expressing gratitude, affection, apology, or goodwill, as in 感謝のしるし.
感謝のしるしに、花束を贈った。
I gave a bouquet as a token of thanks.
これはほんの気持ちのしるしです。
This is just a small token of my feelings.
I put a mark on the important book.
A white flag serves as a sign of surrender.
This remained as proof of his effort.
I gave some sweets as a token of my thanks.
symbol of vitality; vibrant presence; renowned for activeness
battle standard of a mounted commander
mark; identifying sign · landmark; guide · trademark
bloody show; mucus plug discharge · imperial family crest; signature mark · mark; sign
shunga; pornographic picture
madness; madman; crazy person
checkmark; レ-shaped mark
poor results; bad grade; failure mark
circle mark; O mark
identifying mark; comradeship mark · alignment mark; matching mark · verification seal; tally
star symbol; star mark · asterisk
potter's mark
Used for proof, evidence, or a token; note that 証 is also commonly read あかし in related uses.
It is irregular okurigana; it is a less common spelling for しるし and may be confused with あかし.