Here's another few...
Lens used to concentrate light on an object
Your answer: optical condenser
optical condenser means "lens used to concentrate light on an object"
The correct answer was verticality
The bathroom loofah
Your answer: vegetable sponge
vegetable sponge means "the bathroom loofah"
The correct answer was decennary
Something achieved (or escaped) by a narrow margin
Your answer: close shave
close shave means "something achieved (or escaped) by a narrow margin"
The correct answer was choreography
Your answer: fennel
fennel means "smooth-leaved kale"
The correct answer was digitalis
If these 4 were marked correctly, I would have had 15/15 in 45 seconds instead of 11/15.