try hard to do or achieve something

• disgruntled

• endeavor

• gullible

• sublime

an attempt to achieve a goal

• endeavor

• gullible

• pivotal

• sublime

of crucial importance in relation to the development or success of something else

• disgruntled

• endeavor

• sublime

• pivotal

easily persuaded to believe something; credulous

• gullible

• sublime

• disgruntled

• pivotal

angry or dissatisfied

• gullible

• disgruntled

• pivotal

• sublime

of such excellence, grandeur, or beauty as to inspire great admiration or awe

• sublime

• gullible

• endeavor

• pivotal

used to denote the extreme or unparalleled nature of a person's attitude or behavior

• disgruntled

• endeavor

• sublime

• pivotal