The difference between Accrue and Defer

When used as verbs, accrue means to increase, to augment, whereas defer means to delay or postpone.

Accrue is also noun with the meaning: something that accrues.

check bellow for the other definitions of Accrue and Defer

Accrue as a verb (intransitive):

To increase, to augment; to come to by way of increase; to arise or spring as a growth or result; to be added as increase, profit, or damage, especially as the produce of money lent.
Accrue as a verb (intransitive, accounting):

To be incurred as a result of the passage of time.

Examples:

"The monthly financial statements show all the actual but only some of the accrued expenses."
Accrue as a verb (transitive):

to accumulate

Examples:

"He has accrued nine sick days."
Accrue as a verb (intransitive, legal):

To become an enforceable and permanent right.

Accrue as a noun (obsolete):

Something that accrues; advantage accruing

Defer as a verb (transitive):

To delay or postpone; especially to postpone induction into military service.
Defer as a verb (American football):

After winning the opening coin toss, to postpone until the start of the second half a team's choice of whether to kick off or receive (and to allow the opposing team to make this choice at the start of the first half).
Defer as a verb (intransitive):

To delay, to wait.

Defer as a verb (legal, intransitive):

To submit to the opinion or desire of another in respect to their judgment or authority.
Defer as a verb:

To render, to offer.