Some people think that 13 is an ... number. (LUCK)
unlucky
He was known for his great ..., the most of which he had obtained from books. (KNOW)
knowledge
Despite its name, 1.3 million ... still go to the Death Valley every year. (VISIT)
visitors
It isn't as ... as it looks. (DANGER)
dangerous
They are young ... parents and need support. (EXPERIENCE)
inexperienced
It could be cold and wet so pack some ... clothes. (SENSE)
sensible
The bridge collapsed without ... (WARN)
warning
Health is not valued till ... comes. (SICK)
sickness
Stop therapy if side-effects are severe and seek medical ... (ASSIST)
assistance
My early attempts at learning to drive were ..., but I finally got my driving license. (SUCCESS)
unsuccessful
They had to walk for miles through ... countryside, but they finally reached a village and found a hotel to stay at. (HOSPITALITY)
inhospitable
Because of past trauma, the drog is ... of all human beings. (TRUST)
distrustful
Nothing is ... or difficult to the man who will try. (POSSIBILITY)
impossible
It is ... to assume you can do the work of three people. (LOGIC)
illogical
It would have been ... to let Claire drive home when she was so tired. (RESPONSE)
irresponsible
One ... of winter is how much we spend on heating our homes. (ADVANCE)
disadvantage
