"I before E except after C" is a rule we learn pretty early. But there are exceptions to that rule. Can you identify the ones clued below?

-1. Said over and over
-2. Great-great-grandmother's china, e.g.
-3. The altitude of the lowest layer of clouds
-4. A small rich cake, baked in a shell-shaped mold
-5. Ancient city southeast of Naples, buried by Vesuvius
-6. The 7 in 7x
-7. Walking in a manner that makes the least noise
-8. A tube-shaped optical instrument that is rotated to produce a succession of symmetrical designs
-9. A little, perennial, white woolly plant that grows in alpine regions
-10. Having all knowledge

6. coefficient

Of course you got the math one!

You can count on it

9. edelweiss

10. omniscient

4. Madeira

Sherlock and Sondi

Lex, that's a kind of wine that does fit the main category.

4 - madeleine

That's the one, OB!

2. heirloom

8. kaleidoscope

Correct, ladies!

7. Tiptoeing

1. reiterate

Yes to both!

3. ceiling

Correct!

5. Pompeii

That's the place!