Puzzle 10

Secret plotting, conspiracy, scheming.

Add comments to a book's pages.

Protect from harm and preserve for the future.

Home of Faslane and Trident missiles.

Tea type, more delicate than its male namesake.

Each vowel sound in a word is one of these.

Penguin species with a pasta-related name.

Walking slowly and heavily.

2014 hit for Clean Bandit and Jess Glynne.

Plant scientist.