After the war, she was posthumously awarded the George Cross. Here the word 'posthumously' refers to -

• After the war, she was posthumously awarded the George Cross. Here the word 'posthumously' refers to -after the death.

• Posthumously
English Meaning: After a person's death:
Bangla Meaning: মরণোত্তরকালে।

• অন্য অপশনগুলোর মধ্যে -
- without any name acknowledged - anonymously.
- without any praise - Critisize
- in a grand way - magnificent.

Source: Cambridge Dictionary.