This is the 154th most frequent Hindi word.
तम
Darkness.
Here, 'तम' is used as an informal pronoun for 'you' in Hindi.
तम वहाँ क्यों खड़ा है?
Why are you standing there?
In this sentence, 'तम' means 'darkness,' metaphorically referring to ignorance.
ज्ञान के तम को दूर करो।
Remove the darkness of ignorance.
Here, 'तम' is used as a person's name, following appropriate noun usage in Hindi.