Hi is an interjection, short for “hello.” High is an adjective, indicating a position in the air. It can also be an adverb in the sense of rank, degree, or relative position to something else.

Hi. It is the shortest way to say hello. Hey! This is another short and casual hello, usually used with someone you know.

interjection. (used as an exclamation of greeting); hello!

Paradise

HI is an abbreviation for Hawaii.

The word hi was first used as a Middle English word, probably as a variant of the word hey and used to attract someone’s attention. The word high is used as an adverb to mean an expensive price, at a specific height, a high pitch. The word high is derived from the Old English heh meaning elevated or tall.

Hi developed from the Middle English hy, similar to hey and ha. Essentially, these are all terms used to call attention—they’re short and easy to say—that evolved into the greetings we use today.

Eunoia, at six letters long, is the shortest word in the English language that contains all five main vowels. Seven letter words with this property include adoulie, douleia, eucosia, eulogia, eunomia, eutopia, miaoued, moineau, sequoia, and suoidea. (The scientific name iouea is a genus of Cretaceous fossil sponges.)

Words with no vowels Cwm and crwth do not contain the letters a, e, i, o, u, or y, the usual vowels (that is, the usual symbols that stand for vowel sounds) in English. Shh, psst, and hmm do not have vowels, either vowel symbols or vowel sounds.

Not including plurals, there is only one seven-letter word which has none of the five vowels. That word is nymphly, which is a rare variation of ‘nymphlike’. However, two six-letter words, glycyl and rhythm, can have an ‘s’ added in the plural to make a seven-letter word without a vowel.

6 letter words without vowels: Rhythm, Crypts….

• Brrr or brr. An expression of being cold.
• Crypt. A crypt contains a grave.
• Ghyll. A deep ravine, especially a wooded one.
• Hymn.
• Lynx.
• Myrrh.
• Myth.
• Nth.

Requesting silence. Asking people to keep silent.

Many words which mean “silence, please” have the digraph ‘sh’. E.g. hush and shush. The origin of all these words however, was the Middle English word huisst(pronounced “wheesht”), which originated in round about 1350–1400A. The sound for signalling a desire for quiet has long been associated with the sound ‘sh’.

exclamation. → sh. ¡sh!, ¡chitón! (Translation of shh from the Cambridge English-Spanish Dictionary © Cambridge University Press)

To indicate “keep it mum” you can instead move your upper body backward a bit, purse your lips (hold your lips tight together) and bring the index finger backward to the lips with a quick movement and a firm stop with a slightly extended “hold.” Think of it as meaning “my lips are sealed.”

To sign quiet, bring your index finger to your lips (that is, the universal shhh sign). The full version is a two-part sign, where you cross your flat, open hands and then release them for the second part of the sign. …