What is the meaning of -sa?

accusative/genitive singular of -s

Forms some adjectives.

Forms slang nouns and adjectives, usually with clipping.

Alternative form of -nsa

emphatic suffix of the following persons; used after velarized consonants and back vowels:

1. first-person singular
2. second-person singular
3. third-person singular feminine
4. second-person plural

first-person singular

second-person singular

third-person singular feminine

second-person plural

Rōmaji transcription of さ

inflection of -sus:

1. nominative/vocative feminine singular
2. nominative/accusative/vocative neuter plural

nominative/vocative feminine singular

nominative/accusative/vocative neuter plural

ablative feminine singular of -sus

emphatic first-person singular suffix

diminutive suffix for postpositions and adverbs.

Alternative spelling of -chka

Alternative spelling of -ça

-self

Usually placed at the end of verbs containing questions

Derives verbs of wish, desire, inclination towards the noun it is derived from.

Derives verbs from nouns or adjectives in the sense "to regard as, to consider to be."

Forms a compound suffix with -im (“derives nouns from verbs”) before it and derives verbs.)

Forms a compound suffix with -im (“derives nouns from verbs”) before it and -ar (“participle suffix”) after it and derives adjectives.

Forms a compound suffix with -il (“derives nouns or adjectives from verbs or nouns”) after it and derives adjectives.

Denotes conditional mood in sentences within a conditional sub-clause.

Denotes optative mood to the main verb in simple sentences; can be used with modals.

The sub-clause formed with the optative mood can act as the subject of the verb.

Conditional and optative moods can be used with past moods of the copula to form complex verbs.

The optative mood can denote a reprimanding tone with past moods of the copula in colloquial usage.

Denotes conditional mood of the copula, affixed to nouns or noun-based words to turn them into verbs; can be written separately as the "ise" conjunction with personal inflections affixed onto the conjunction. If it is affixed to a word that ends in a vowel, "y" acts as buffer consonant in between.

In the negative form of the above structure, the suffix is affixed to the negation particle.

The conditional mood of the copula can be used to denote contrast or introducing a new idea that follows from the first; can be written separately as the "ise" conjunction.

Time conjunctions and modals can be used with the conditional mood of the copula to form complex verbs; can be written separately as the "ise" conjunction, however it is rarely used in modern Turkish.

Forms a compound imperative structure in colloquial usage with the interjection "a" (complies with vowel harmony), denoting an insistent request or command. In the 3rd person, the interjection "ya" replaces it and is written separately.

Repeating of the verb with the suffix forms an adverbial phrase denoting a certainty for the action to be fulfilled in a particular way or by a particular person.

Forms sub-clauses with question words, denoting an expansion or generalization of the scope of the verb. Depending on the question word, the sub-clause can act as the subject, object or adverbial phrase in the sentence.

Forms formulaic adverbs with certain question words.

Forms an indefinite pronoun with the question word "kim".

Source: wiktionary.org