adj.

Question 1

Of course it’s not true, what an absurd idea.
absurd:
extremely (…); not logical and sensible

Answer 1

silly

Question 2

There is an acute shortage of water.
acute:
very (…) or severe

Answer 2

serious

Question 3

an aesthetic appreciation of the landscape
aesthetic:
(…), (…)utiful

Answer 3

artistic
bea(utiful)

Question 4

There is a lack of affordable housing in the city.
affordable:
(…) enough that people can afford to pay it or buy it

Answer 4

cheap

Question 5

Bare wires were sticking out of the cable.
bare:
(…) (…) with or protected by anything

Answer 5

not
covered

Question 6

behavioural problems/difficulties
behavioural:
(..) with (..)viour

Answer 6

connected
beha(viour)

Question 7

They were glad to be back in their beloved Ireland.
beloved:
(..) (..) much

Answer 7

loved
very