The [pest] of 1665 hit London especially hard.

plague

Info: The "Black Death" is particularly associated with the plague of the 1340s.

I think you're the one who's in [(som) förneker] .

denial

Info: The current phrase is "to be in denial", i.e. to refuse to see reality.

There was [gott om] time to change trains.

Hint: We're looking for a one-word answer here!

ample

Info: "Sufficient" or "enough" aren't strong enough; "plenty" or "lots" require "of".