The suffix -ily is used to form adverbs from adjectives. It typically means "in a manner that is characterized by" or "in a way that is related to the adjective." Examples include happily (in a happy manner) or slowly (in a slow manner).
shy is a root word it doesn't have a suffix
The suffix -ILY- is a common ending for words in the English language that describes the manner in which something is being done. Examples of this is are crazily, happily, and ordinarily.
-ily is an adverbial suffix used when an adjective ends in a vowel or a 'y'. Thus, the adjective 'wary' becomes the adverb 'warily';Harry was wary. Harry peeked around the corner warily.
The suffix that means "pertaining to" is "-ial", such as in the word "special".
The suffix "-y" is used to form adjectives, while "-ly" is used to form adverbs. The suffix "-ily" is a combination of "-i" and "-ly" and is also used to form adverbs.
The prefix is the bit added to the front of a legitimate word, in this case "necessary", changing its meaning. In this case the prefix is "un-"
"Luckily" doesn't have a prefix, it has a suffix and the suffix is "ily".
ILY
IM SRY ERIC THAT I DIDNT TELL U THIS B4....... BUT I M NOW!!!!!! ILY ILY ILY ILY ILY ILY ILY ILY ILY ILY ILY ILY ILY ILY ILY ILY IYL ILY ILY ILY ILY ILY ILY SOOOOOOOOOOOOOOOOOOOOO MUCH!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! PLZ ERIC MSG ME OR CALL ME OR TXT ME OR SUMTHING??? PLZ ERIC ILY SOOOOOOOOOOOOO MUCH!!!!!!!!!!!!!!!!!!!!! I MISS U!!!!!!!!!!!!!!!!!!!!! Y DID U MOVE 2 CALIFORNIA??????????????? PLZ ERIC I THINK OF U EVERY DAY!!!!!!!!!!!!!!!!!!!!!!!!! NEVA WILL 4 GET U!!!!!!!!!!!!! I NO U SAID U DONT WANT 2 EVA TALK 2 ME AGAIN BUT U ALWAYS DID!!!!!!!!!!!! N U NEVA ONCE SAID DAT U DIDNT LOVE ME.......................................... ILY ILY ILY ILY ILY ILY ILY!!!!!!!!!!!!!!!!NEVA 4 GET IT!!!!!!!!!!!!!!!!!!!!!
ily
I think you may be referring to Ily, which looks like ily or ILY if all the letters are typed in lowercase or uppercase. This word slang is an acronym that stands for an abbreviated version of the phrase "I love you."