Good / Strong

adjective

61 of 68

Good / Strong

audio

rugged - (of ground or terrain) having a broken, rocky, and uneven surface

The rugged terrain was a worthy challenge for the mountain climbers.

verb

62 of 68

Good / Strong

Url audio

enforce - To make sure laws, rules, or regulations are obeyed.

The police are responsible for enforcing traffic laws.

adjective

63 of 68

Good / Strong

Url audio

formidable - Inspiring fear or respect as a result being impressively powerful, intense, or capable.

Though he had big investors for his AI startup, he knew he had to overcome formidable competition against dozens of competing companies.

verb

64 of 68

Good / Strong

Url audio

tenacious - Not easily letting go or giving up.

Chuchill was tenacious in his resolve to defeat the Germans.

adjective

65 of 68

Good / Strong

Url audio

viable - Able to survive or live under specific conditions; also feasible or practical to implement

Starting a food truck business seems like a viable option in this city.

adjective

66 of 68

Good / Strong

audio

invincible - Too powerful to be defeated or overcome

Superman is able to fight for truth, justice and the American way because he is invincible against his enemies.

adjective

67 of 68

Good / Strong

Url audio

mandatory - Compulsory or obligatory, not voluntary – enforced by an authority.

Attendance at the safety meeting is mandatory for all employees.

noun

68 of 68

Good / Strong

audio

clout - Influence or power, especially in politics or business

The speaker realized he had clout when dozens of people showed up on short notice to hear him speak.