राघवस्वार्थे for the purpose of Rama,समारोपितविक्रमाः showing their valour to each other, हरयः happiness,बलोद्रेकात् their prowess charged with emotion, हर्षम् joy, वीर्यम् spirit, परस्परम् one to the other, दर्शयन्तः exhibiting, अध्वनि on the way, यौवनोत्सेकजावत् natural youthful enthusiasm, दर्पात् arrogance, विविधान् several( gestures), चक्रुः went

For the purpose of Rama, the vanaras went showing their valour, happiness and prowess charged with emotion towards one another on the way. They showed their joy and spirit to one another exhibiting their natural youthful enthusiasm, arrogance and several other gestures.