eggshell

She always walks on eggshells around her boss.

I always felt as if I had to walk on eggshells around him so that I wouldn’t hurt his feelings.

The eggshells crackled, and the turkey babies fluttered and cheeped and snuggled against me.

A biotemplate technique was emplored to prepare biomorphic ZnO, using eggshell membrane (ESM) as the template which is infiltrated with zinc alkoxide solution and followed by calcination treatment.

fragile as an eggshell

delicate as an eggshell