Confusing words · UK and US

Further vs farther

Both words are right. Traditional US style keeps them apart, while British English uses further for both.

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Quick answer

In traditional US usage, farther is for physical distance and further is for more or extra. Further is also common for distance, especially in British English.

Left: a boy walks a long winding path towards a distant signpost. Right: a woman opens one more folder to read further.

further

adjective and adverb

more, extra, or to a greater degree (also distance in British English)

Further = more: further information.

farther

adverb and adjective

physical distance; in traditional US usage it is preferred for distance

Farther has far in it: distance.

The difference at a glance

WordTypeMeansExampleCommon mistake
furtheradjective and adverbmore, extra, or to a greater degree (also distance in British English)Do you need any further information?We need farther information. → We need further information.
fartheradverb and adjectivephysical distance; in traditional US usage it is preferred for distanceHow much farther is the station?—

See each one in a sentence

adjective and adverb

further

Examples

Do you need any further information?

Let's talk about this further tomorrow.

Common mistake

Not: We need farther information.

Say: We need further information.

For extra information, further is the usual choice.

adverb and adjective

farther

Examples

How much farther is the station?

We walked farther than we planned.

Pick the right word

Fill the gap

Read the sentence, then choose the word that fits.

Now use them yourself

Write or say two sentences, one with each word, in a real conversation.