To Endure
To Keep Out, To Stave Off, To Surpass, To Outrank, To Eclipse
transitive verb, godan verb
This word consists of kanji with hiragana attached. Because the hiragana ends with an う sound, you know this word is a verb. The kanji itself means endure, so the verb version is to endure or to keep out.
Since this word consists of a kanji with hiragana attached, you can bet that it will use the kun'yomi reading. You learned this reading already so you should be able to read it!
貧乏な時は、雑草を食べて飢えを凌いでいました。
When I was poor I ate weeds to stave off starvation.