to fail to happen
失敗する (shippai suru)
"Our travel plans might fall through if the storm hits."
"嵐が来たら、私たちの旅行計画は失敗するかもしれません。" (Arashi ga kitara, watashitachi no ryokō keikaku wa shippai suru kamoshiremasen.)
to spend a lot of money in a short period of time
feeling very worried or tense because of problems
to take a foolish risk that may bring bad luck
considering something from one's own perspective
to find small, unimportant faults in something
to create or develop trust in a relationship