I don't feel well.

I Pronoun

— The person who is speaking or writing I am writing this, and you are reading it.

I Noun

— The ninth letter or the alphabet; previous H, next J. I is a vowel.

I Symbol

— A symbol meaning first, as in "George I" (which is said as "George the first"). — The symbol for iodine on the periodic table of elements. — The symbol for electrical current.

I Number

— This is the roman numeral for one (1). It may be written as I or i.

i Noun

— The ninth letter or the alphabet; previous H, next J. I is a vowel.

don't verb

— do not (negative auxiliary) — (nonstandard) does not — do not

don't interjection

— interjection

don't noun

— Something that must not be done (usually in the phrase dos and don'ts).

feel Verb

— When you feel something, you experience a sensation from touching it. I feel pain when I touch the fire. — If you feel happy, sad, angry, etc., you have that emotion. He feels happy when someone makes him laugh. — When you feel a thing, you are touching that thing. He felt the cold ice on his lips.

well Adverb

— In a good way. He washed the table very well, so now it is very clean.

well Noun

— A hole in the ground for getting water or oil. There was no river nearby, so they dug a well to get water.