to temporarily take over someone’s job or position
किसी का काम या पद अस्थायी रूप से लेना (kisi ka kaam ya pad asthayi roop se lena)
"He will fill in as project manager while the current one is on leave."
"वह वर्तमान प्रोजेक्ट मैनेजर के छुट्टी पर जाने के दौरान अस्थायी रूप से प्रोजेक्ट मैनेजर का काम करेगा।" (vah vartaman project manager ke chhutti par jane ke dauran asthayi roop se project manager ka kaam karega)
to make efforts to achieve fairness and equal opportunities
to convey information to someone else
to keep believing that good things will happen
to maintain team spirit and positive energy
to become a member of a sports team or group
to organize and conduct voting for leadership