Mindboggling brain teaser challenges people to spot the odd word out in five seconds - but can YOU see it?

A mindboggling brain teaser has challenged Brits to spot an odd word out in just five seconds. 

Created by FreshersLive, the puzzle features multiple repetitions of the word 'zeal', but there is one instance of the word 'seal' appearing. 

While it may sound like an easy task, the puzzle is designed to catch you out - can you solve it?

A mindboggling brain teaser has challenged Brits to spot the odd word out in a photograph in just five seconds

The puzzle is tricky to solve at first glance because our eyes are used to merely scan over images, meaning that it takes extra for them to uncover hidden details. 

If you are still looking in an attempt to find the answer, it is probable that you have  been unable to solve the teaser within the time limit. 

Are you still struggling to find the answer? Take another look before the clue is revealed below. 

Should you still be puzzled, focus your gaze towards the middle of the image on the 10th row to see if you can spot the rogue word. 

Should you still be puzzled, focus your gaze towards the middle of the image on the 10th row to see if you can spot the rogue word

If finding the answer to that optical illusion has increased your appetite for problem solving, check out another similar brain teaser below. 

This puzzle sees if you can spot the clover sitting among a flurry of brightly-coloured flowers. 

The tricky brain-teaser comes courtesy of UK-based online printing company instantprint and, given the difficulty, luck will need to be on your side.

Forget pints of Guinness, glamorous green clothing and parties, this St Patrick's Day is being celebrated by an optical illusion

If you are in need of a clue, try keeping your eyes focused on the top half of the picture.

If you are still struggling to spot it, shift the point your eyes are focusing on to the right before the answer is revealed below.

The clover (ringed) is located in the top right of the image