a period of difficulty or trouble
困難や問題の時期 (konnan ya mondai no jiki)
"Their marriage went through a rough patch last year."
"彼らの結婚は昨年困難な時期を経験した。" (karera no kekkon wa sakunen konnan na jiki o keiken shita)
to reduce or eliminate feelings of anxiety or pressure
A feeling of confusion when encountering a different culture
to make unrealistic plans or dreams
an easy or unoriginal fix; a copied approach
to trust someone even though you may not have all the facts
to fail to keep up with a schedule or progress