1) Canceled 2) Gave the thumbs-down 3) Gave the thumbs-down to 4) Kiboshed 5) Not approved 6) Overruled 7) Put the kibosh on 8) Put the skids on 9) Removed from the list 10) Shot down 11) Thumbs-downed 12) Turned down 13) Vetoed Found on https://www.crosswordclues.com/clue/nixed
1) Canceled 2) Gave the thumbs-down 3) Gave the thumbs-down to 4) Kiboshed 5) Not approved 6) Overruled 7) Put the kibosh on 8) Put the skids on 9) Removed from the list 10) Shot down 11) Thumbs-downed 12) Turned down 13) Vetoed