No, adding a syllable to a word typically makes it longer, as more sounds are being added. It is unlikely for a word to become shorter by adding a syllable.
It depends on the word. It sometimes adds a syllable but not always.
Yes, "ly" is considered one syllable. It is a common suffix in English words that does not add an additional syllable when pronounced.
-ing-ed-est-er
datum is singular data is plural Nouns whose root is an adjective. e.g. HAPPINESS --> HAPPY
It can be one of several things, so there not one term you give it. English has no declinations, so it cannot be called that. It may be said that a word can contain an extra, added, or additional, syllable in cases when the word needs an ending (eg. to form the plural, or past) whereby the word needs an extra sound for it to be distinct from its root sound, or else where a verb does not have an irregular form.
The word "short" can become "shorter" if you add a syllable to it.
It depends on the word. It sometimes adds a syllable but not always.
You can add the letter 'O' to the beginning to make the two-syllable word open.
If you add two letters to short (adding "er"), it makes "shorter."
it is a word game the word is SHORT then add ER letters at end, to make SHORTER
Are is the three letter word. Add an A to the end and you have Area.
The word "short", if you add the letters 'e'and 'r'.
"What five letter word becomes shorter when you add two letters to it?"short + er = shorter
Yes, "ly" is considered one syllable. It is a common suffix in English words that does not add an additional syllable when pronounced.
You can add the letter s at the end
short
-ing-ed-est-er