SUMMER is a playable word

summer Scrabble® Dictionary

verb
summered, summering, summers
to pass the summer (the warmest season of the year)
41 Playable Words can be made from "SUMMER"
   2-Letter Words (9 found)
   3-Letter Words (16 found)
   4-Letter Words (12 found)
   5-Letter Words (3 found)
   6-Letter Words (1 found)