How to spell KINDERRING correctly?

If you meant the word "kindergarten", then that is the correct spelling. Alternatively, if you were referring to a "ring" with a certain "kind" or quality to it, then you can spell it as "kind ring".

• cindering The cindering embers were the only source of warmth in the chilly forest.
• hindering
• Interring They were interring the ashes of their beloved pet in the backyard.

Ideling

• addling
• adeline
• dealing
• dialing
• diddling
• doling
• dueling
• fiddling
• idling
• middling