PERHAPS

[adverb] [not gradable] - used to show that something is possible or that you are not certain about somethingHe hasn't written to me recently - perhaps he's lost my address.Perhaps the most important question has not been asked.We plan to travel to Europe - to Spain or Italy perhaps.See also maybe.Perhaps is also used to show that a number or amount is approximate.There were perhaps 500 people at the meeting.Perhaps is used when making polite requests or statements of opinion.Would you like some tea, perhaps?"I never remember people's birthdays." "Well, perhaps you should."