Contains A

Something that takes less time than required

Starts with B

To put something in the ground and cover with earth

Contains C

To use again in the same form or with some changes

Starts with D

To throw away something, for example rubbish

Contains E

Something that can be used again

Contains F

Something or someone incompetent, not efficient

Contains G

The quality of being superior and good

Contains H

Contains I

A substance that taken into the body can destroy life or cause illness

Contains L

To contaminate (water, the air, etc.) with harmful or poisonous substances.

Contains M

Something not workable

Contains N

Something or someone not able to be trusted or believed

Contains O

To keep the environment safe

Starts with P

To protect something, maintain its state

Contains Q

Something that is of a low level or standard

Starts with R

Able to be trusted

Contains S

Something not serving the purpose

Starts with T

Something that takes too much time

Starts with U

Synonym of helpful

Contains V

Avoid using something to store up for future use

Contains W

Something of inferior quality

Contains Y

Ruin something which cannot be repaired