To study diligently.
Hit the books
A person who lives by hunting and collecting food.
Hunter-gather
Courteous
Polite, respectful, well-mannered
Idle, indolent
Hardworking
Start a new hobby or activity
Take up
To endure a painful experience.
Bite the bullet
A collection of useful abilities or expertise
Skillset
Issue, difficulty, complication
Problem
Straight, flat
Curly
Begin a journey.
Set off
Overwork oneself
Burn one candle at both ends
The ability to recover from difficulties
Resilience
Roam, meander, stroll
Wander
sluggish
fast
Fail to happen or be completed
Fall through
Don’t take it too seriously
Take it with a grain of salt
The result of an action or event
Outcome
Aid
Help
Worsen, deteriorate, regress
Improve
Resolve a problem
Sort out
A good thing that seemed bad at first
A blessing in disguise
Cultivated plants grown for food
Crop
Correct, precise, exact
Accurate
feeble
Strong
Manage to survive
Get by