1. forfeit, give up, throw overboard, waive, forgo, forego, abandon
usage: lose (s.th.) or lose the right to (s.th.) by some error, offense, or crime; "you've forfeited your right to name your successor"; "forfeited property"
2. abandon, give up
usage: give up with the intent of never claiming again; "Abandon your life to God"; "She gave up her children to her ex-husband when she moved to Tahiti"; "We gave the drowning victim up for dead"
3. drop out, give up, fall by the wayside, drop by the wayside, throw in, throw in the towel, quit, chuck up the sponge
usage: give up in the face of defeat of lacking hope; admit defeat; "In the second round, the challenger gave up"
4. discontinue, stop, cease, give up, quit, lay off
usage: put an end to a state or an activity; "Quit teasing your little brother"
5. spare, give up, part with, dispense with, give
usage: give up what is not strictly needed; "he asked if they could spare one of their horses to speed his journey"
6. release, relinquish, resign, free, give up, pass, hand, reach, pass on, turn over, give
usage: part with a possession or right; "I am relinquishing my bedroom to the long-term house guest"; "resign a claim to the throne"
usage: leave (a job, post, or position) voluntarily; "She vacated the position when she got pregnant"; "The chairman resigned when he was found to have misappropriated funds"
8. surrender, cede, deliver, give up, give, gift, present
usage: relinquish possession or control over; "The squatters had to surrender the building after the police moved in"
9. surrender, give up, yield
usage: give up or agree to forgo to the power or possession of another; "The last Taleban fighters finally surrendered"
10. abandon, give up
usage: stop maintaining or insisting on; of ideas or claims; "He abandoned the thought of asking for her hand in marriage"; "Both sides have to give up some claims in these negotiations"
11. give up, allow
usage: allow the other (baseball) team to score; "give up a run"
12. kick, give up, waive, relinquish, forgo, forego, foreswear, dispense with
usage: stop consuming; "kick a habit"; "give up alcohol"