Sentence:  The feeling of individual inferiority , defeat , or humilation growing out of various social situations or individual deficiencies or failures is compensated for by communion in worship or prayer with a friendly , but all-victorious Father-God , as well as by sympathetic fellowship with others who share this faith , and by <WSD>opportunities</WSD> in religious acts for giving vent to emotions and energies . 
Meaning of the word marked with <WSD> tags:  a possibility due to a favorable combination of circumstances