CONJUNCTION

'While' indicates time.

'But' shows contrast.

'If' indicates condition.

'Nor' follows negative.

'After' indicates time.

'But' shows contrast.

'As' indicates manner/time.

'So' indicates result.

'So' shows result.

'Whenever' indicates time.

'And' joins activities.

'Although' shows concession.

'But' shows contrast.

'Unless' indicates condition.

'After' indicates time.

'Because' indicates reason.

'But' shows contrast.

'Once' indicates time.

'Or' shows alternative.