Word formation |
| allergy |
allergic |
| aware |
unaware, awareness |
| benefit |
beneficial |
| comfort |
discomfort, (un)comfortable, (un)comfortably |
| emphasis |
emphasise, emphatic |
| fit |
unfit, fitness |
| ill |
illness |
| inject |
injection |
| injure |
injury, injuries |
| operate |
operation, operator, operating, cooperate, cooperation, (un)cooperative |
| poison |
poisonous, poisoning |
| recover |
recovery |
| strong |
strength, strengthen, strongly |
| surgery |
surgeon, surgical(ly) |
| treat |
treatment |
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