A final option or measure taken when all else fails.

अंतिम उपाय

English Usage: "We had to use the last resort of calling the police."

Hindi Usage: "हमें पुलिस को बुलाने का अंतिम उपाय करना पड़ा।"

The final in a sequence or the end of something.

अंतिम

English Usage: "She was the last person to arrive at the party."

Hindi Usage: "वह पार्टी में पहुँचने वाली अंतिम व्यक्ति थी।"