Difference between Difficult and Vulnerable

DIFFICULT vs VULNERABLE: ADJECTIVE

Hard to manage or to please; not easily wrought upon; austere; stubborn.
Not easy to persuade or convince; stubborn.
Not easy to please, satisfy, or manage.
Not easy to comprehend, solve, or explain.
Not easy to endure; full of hardship or trouble; trying.
Requiring considerable effort or skill; not easy to do or accomplish.
Requiring much effort and trouble
Hard to do or to make; beset with difficulty; attended with labor, trouble, or pains; not easy; arduous.
Hard, not easy, requiring much effort
Hard to control
Hard to manage, uncooperative, troublesome; eg. said of a person, a horse, etc.
Not easy; requiring great physical or mental effort to accomplish or comprehend or endure

More likely to be exposed to malicious programs or viruses.
More or most likely to be exposed to the chance of being attacked or harmed, either physically or emotionally.
Liable to injury; subject to be affected injuriously; assailable.
In a position to receive greater penalties or bonuses in a hand of bridge. In a rubber, used of the pair of players who score 100 points toward game.
Open to censure or criticism; assailable.
Susceptible to emotional injury, especially in being easily hurt.
Susceptible to physical harm or damage.
Susceptible to attack
Susceptible to criticism or persuasion or temptation
Capable of being wounded or hurt
Susceptible to physical or emotional injury

Synonyms Difficult, Hard, Arduous (see arduous), laborious, toilsome; obscure, knotty.
Hard to understand or solve; perplexing; puzzling: as, a difficult passage in an author; a difficult question or problem.
Hard to persuade or induce; stubborn in yielding; obstinate as to opinion: as, he was difficult to convince.
Not easy
Hard to please or satisfy; not compliant; unaccommodating; rigid; austere: as, a person of difficult temper.
To make difficult; impede.
To perplex; embarrass.
Not easy; requiring or dependent on effort; hard; troublesome; arduous.
Hard to do, perform, or overcome; attended with labor, pains, or opposition; laborious: as, a difficult undertaking.

Capable of being wounded; susceptible of wounds or injuries, literally or figuratively.
Capable of wounding; dangerous.

Thorny, Trying, Unenviable, Delicate, Awkward, Rocky, Rough, Troublesome, Problematical, Arduous, Hard, Problematic, Challenging, Tough, Tricky

Threatened, Compromising, Immature, Undefended, Unsafe, Unguarded, Assailable, Endangered, Defenceless, Penetrable, Weak, Defenseless, Unprotected, Insecure, Susceptible

Thorny, Trying, Unenviable, Delicate, Awkward, Rocky, Rough, Troublesome, Problematical, Arduous, Hard, Problematic, Challenging, Tough, Tricky

Threatened, Compromising, Immature, Undefended, Unsafe, Unguarded, Assailable, Endangered, Defenceless, Penetrable, Weak, Defenseless, Unprotected, Insecure, Susceptible

It certainly can make for a difficult marriage.
Find it difficult to get around your bathroom?
Metaphors are more difficult to teach than similes.
Times have been so difficult in recent months.
The use of cryptography is complex and difficult.
Slow and difficult process to retrieve boarding pass.
Calamity player, pure summoner would be insanely difficult.
You are saying it is more difficult, music is more difficult?
Some dailies are more difficult than others, a lot more difficult.
Advancing racial equity is already difficult, but then you add the scope and it becomes more difficult.

For me this makes Matlab code very vulnerable.
Can I prevent being vulnerable to spiritual attack?
Intimate partner violence and abuse of vulnerable adults.
Safeguards for vulnerable groups There are not many safeguards for vulnerable groups.
No one needs love except you are vulnerable and love is irrelevant if you are not vulnerable.
Assessing Vulnerable Population Safe rooms have a single purpose: to protect the lives of the population vulnerable during a tornado or hurricane.
For example, vulnerable employees and employees with vulnerable family members may not feel comfortable coming to work due to fear of infection.
He argues that Carrera was not vulnerable to begin with; instead, he was made vulnerable by the offense.
This allows you to make resistant enemies vulnerable, or further increase the vulnerability of an already vulnerable enemy.
It is important to address the needs of parents who are financially vulnerable or vulnerable in other ways.