The word "tinkliest" is spelled with a /t/ sound, followed by the long /i/ sound, represented phonetically as /tɪŋkliəst/. The word is derived from the adjective "tinkly", which means to produce a light, clear, ringing sound. Adding the suffix "-est" turns it into the superlative form, meaning it describes the highest degree of something. Therefore, "tinkliest" means the most tinkly, or producing the highest-pitched, clear sound. This word can be used to describe music or sounds produced by glass or metal objects.
The term tinkliest is a derivative of the base word tinkle. The etymology of tinkle can be traced back to the Middle English word tinkelen, which itself was derived from the Old English tincan meaning to make a light, metallic sound. The word eventually evolved to describe the light, clear, and high-pitched sound made by small bells or similar objects. The addition of the suffix -est to tinkle creates the superlative form, tinkliest, which means most tinkling or having the highest degree of a tinkling sound.