Denshi Jisho — Online Japanese dictionary

Couldn't find anything for 凌ぐ~, so trying 凌ぐ instead.

凌ぐ しのぐ 1: to endure; to keep out (e.g. rain); to stave off (e.g. starvation);
2: to pull through; to get over; to survive;
3: to surpass; to outdo; to excel; to eclipse; to defy; to slight
Common word, Godan verb with gu ending, Transitive verb 

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