What is the meaning of -ik?

A suffix used to form the plurals of some animate words.

alternative form of -y

Forms nouns denoting a quality from adjectives; -ic.

forms nouns, often diminutive

Interrogative particle. It is attached to the finite verb in yes-no questions, which is then placed first in the sentence.

-al

First-person plural present simple copula

1. [we] are

[we] are

Partitive suffix.

Adverbial suffix, -ly

Forms diminutives

Derives nouns from numerals, with the meaning "group of".

Forms abstract nouns, typically of Latin/Greek stems as the counterpart to adjectives in -isch.

1. Forms nouns referring to fields of study.

   Forms nouns referring to fields of study.

   Forms nouns referring to schools of thought or movements.

   Forms nouns describing a characteristic.

   A unique identification suffix (often used together with the definite article a/az (“the”)). Used with (chiefly comparative, sometimes superlative) adjectives, answering the question melyik? (“which?”), specifying one out of a specific set of things/persons.

   possessive suffix for multiple possessions if there is no noun for the possessor:

   1. their ……-s (third-person plural; the pronoun ő (“s/he”) (!) being optional for emphasis)

      their ……-s (third-person plural; the pronoun ő (“s/he”) (!) being optional for emphasis)

      your ……-s (second-person plural, grammatically resembling the third person plural)

      The ending of a large group of passive/reflexive verbs in indefinite third-person singular present tense, their dictionary form.

      Used to form the definite third-person plural present indicative of (front-vowel) verbs.

      -ic

      -ic.

      -ics.

      -ique.

      forms nouns, often diminutive

      Suffix appended to words to create a masculine noun, usually denoting a profession, performer, place, object, tool or a feature.

      alternative form of suffix -ík after roots in a long vowel or a diphthong

      fictive suffix in case when both an occupational name in -ik and its base noun were borrowed

      Derives participle forms of verbs; adjectival and/or resulting state or product of the action.

      -ic

      -ical

      Used to form adjectives and determiners.

      Source: wiktionary.org