Related Clues:

• Sprang to one's feet
• Relinquished one's seat
• Was on a crowded bus, say
• Came up in conversation
• Was no longer supine
• Stopped sitting
• Got up from a chair
• Got out of one's chair
• Got out of a cot
• Left the recliner
• Didn't get reversed
• Offered a seat to a lady
• Greeted an elder
• Wasn't struck down
• Got up from one's seat