<Li> The longest single palindromic word in English is rotavator, another name for a rotary tiller for breaking and aerating soil . </Li> <Ul> <Li> The longest words typable with only the left hand using conventional hand placement on a QWERTY keyboard are tesseradecades, aftercataracts, and the more common but sometimes hyphenated sweaterdresses . Using the right hand alone, the longest word that can be typed is johnny - jump - up, or, excluding hyphens, monimolimnion and phyllophyllin . </Li> <Li> The longest English word typable using only the top row of letters has 11 letters: rupturewort . Similar words with 10 letters include: pepperwort, perpetuity, proprietor, requietory, repertoire, tripertite, pourriture and (fittingly) typewriter . The word teetertotter (used in North American English) is longer at 12 letters, although it is usually spelled with a hyphen . </Li> <Li> The longest using only the middle row is shakalshas (10 letters). Nine - letter words include flagfalls, galahads and alfalfas . </Li> <Li> Since the bottom row contains no vowels, no standard words can be formed . Exceptions might include Zzz, seen in some dictionaries to denote sleep, or m', the clitic form of my . </Li> <Li> The longest words typable by alternating left and right hands are antiskepticism and leucocytozoans respectively . </Li> <Li> On a Dvorak keyboard, the longest "left - handed" words are epopoeia, jipijapa, peekapoo, and quiaquia . Other such long words are papaya, Kikuyu, opaque, and upkeep . Kikuyu is typed entirely with the index finger, and so the longest one - fingered word on the Dvorak keyboard . There are no vowels on the right - hand side, and so the longest "right - handed" word is crwth . </Li> </Ul> <Li> The longest words typable with only the left hand using conventional hand placement on a QWERTY keyboard are tesseradecades, aftercataracts, and the more common but sometimes hyphenated sweaterdresses . Using the right hand alone, the longest word that can be typed is johnny - jump - up, or, excluding hyphens, monimolimnion and phyllophyllin . </Li> <Li> The longest English word typable using only the top row of letters has 11 letters: rupturewort . Similar words with 10 letters include: pepperwort, perpetuity, proprietor, requietory, repertoire, tripertite, pourriture and (fittingly) typewriter . The word teetertotter (used in North American English) is longer at 12 letters, although it is usually spelled with a hyphen . </Li>

What is the biggest word in the world in english