labored breathing;  laboured breathing;  dyspnea;  dyspnoea
 to be extremely difficult;  to present a major challenge
 difficult to obtain;  difficult to get
 to be extremely difficult;  to present a major challenge
 financial difficulties;  pecuniary embarrassment
 dysmenorrhea;  dysmenorrhoea
 person stranded due to mass transit disruptions after an earthquake, etc.
 learning disability;  learning disabled