What is the meaning of -ot?

forms augmentatives

forms a masculine noun from a feminine noun that is a particular type of the root

forms a masculine noun from a feminine noun

suffix indicating diminution or affection

Alternative form of -et

root for standing

forms masculine nouns, often referring to sounds

A diminutive indicator for certain words, functioning similarly to the more common -et. Used for some names:

Back-vowel variant of -t. See details there.

Forms automative passive verbs, which imply the lack of a purposive agent.

forms masculine nouns, typically sounds

forms masculine nouns, often referring to sounds

Used to indicate a more concrete or more serious example.

Source: wiktionary.org