Definition from Wiktionary, the free dictionary
- First-person singular possessive suffix denoting singular possession in words ending in a consonant.
- Conjugation of the verb "to be" for first person singular, simple present tense.
- If the noun ends in a vowel, it becomes "-m" (for the possession suffix)
- It's used only when the word's last vowel is "e" or "i". It may change into "-ım", "-um" and "-im" according to the last vowel of the word. (possession suffix)
- If the word ends in "p", "ç", "t" or "k", it may change them into "b", "c", "d" and "ğ".
- It may cause the last vowel of the word dropped.
- If the word ends in a vowel, it's used with an auxiliary consonant; "y". (for the verb to be)
- It must be used with an apostrophe if it's appended to a proper noun.