कठ

In a sentence

• कष्ट न करता यश प्राप्त होत नाही.

  Success cannot be achieved without hard work.

  Here, 'कष्ट' means 'hard work', emphasizing effort and labor.

• तो कठिन प्रकल्प पार पाडण्याचा निरोप तुम्हाला मिळाला आहे.

  You have been instructed to undertake the tough project.

  In this sentence, 'कठिन' (derived from 'कठ') means 'tough' or 'difficult', indicating the complexity of the project.

• शिक्षकाने दिलेले कठोर अभ्यासाचे नियम पुढे उपयुक्त ठरतील.

  The strict study rules given by the teacher will be useful in the future.

  Here, 'कठोर' (derived from 'कठ') refers to 'strict' or 'rigorous', describing the nature of the rules.