The word is employ.
You can spell tinkle with those letters.
Those letters will spell the word athletes.
You can spell calendar with those letters.
Those letters spell noodle.
Those letters spell longer.
Those letters will spell virile.
Those letters can be used to spell "quarreled".
Those letters will spell dental.
Those letters will spell telescope.
The letters c, a, s, e, and l can be rearranged to spell the word "scale."
Those letters will spell regosol, a type of soil.
Those six letters spell unable and nebula.