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.
It depends on the word. It sometimes adds a syllable but not always.
A syllable or a word joined to the beginning of a word is called a prefix.
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.
Yes, "ly" is considered one syllable. It is a common suffix in English words that does not add an additional syllable when pronounced.
The term for skipping a syllable is called "elision." It refers to the omission of a sound or syllable when speaking.
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.
There isn't a final syllable in the word called. The word called is only one syllable. The -ed may make it sound like another syllable but it isn't.
Are is the three letter word. Add an A to the end and you have Area.
The word call has one syllable.
A syllable or a word joined to the beginning of a word is called a prefix.
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.
There is one syllable in called.
A word with one syllable is a monosyllable or monosyllabic.
Yes, "ly" is considered one syllable. It is a common suffix in English words that does not add an additional syllable when pronounced.
The term for skipping a syllable is called "elision." It refers to the omission of a sound or syllable when speaking.