You can make 275 valid words from the letters in OLEANDER using the Scrabble US/CAN dictionary.
How many points is OLEANDER worth in Scrabble?
OLEANDER is worth 9 points in Scrabble (US/CAN) and 11 points in Words With Friends.
How do I use the Word Unscrambler tool?
Enter any letters into the input box and press Search. The tool will return every valid English word that can be made from those letters using the dictionary you select.