Pronunciation: [ˈʌn smˈuːð] (IPA) 
The word "un smooth" is spelled with a hyphen because it is a prefix "un-" attached to the word "smooth". The IPA phonetic transcription for "un smooth" is /ˌʌn ˈsmuːð/ where the "ʌ" represents the sound in "hut", the "u" represents the sound in "loop", the "sm" is pronounced together as a consonant blend, and the "uː" represents the long "oo" sound in "moon". The final "ð" represents the voiced "th" sound in "smooth".
"Unsmooth" is an adjective that refers to something that is not smooth or lacks smoothness. It describes a surface, texture, or motion that is rough, irregular, or lacks fluidity. The term can be used in a literal sense to describe physical surfaces or in a figurative sense to describe abstract concepts or situations.
In the literal sense, "unsmooth" may describe a rough or uneven surface that is not level or lacks a polished finish. For example, an unsmooth road would have potholes or bumps, making the ride uncomfortable or difficult. Similarly, an unsmooth fabric would have an uneven texture, possibly irritating the skin.
In a figurative sense, "unsmooth" can be used to describe situations, processes, or interactions that lack harmony, ease, or continuity. It implies that there are obstacles, inconsistencies, or complications that hinder progress or create disruption. For instance, an unsmooth negotiation refers to a difficult or challenging discussion that does not progress smoothly due to disagreements or conflicts of interest.
Overall, "unsmooth" characterizes anything that lacks the desirable qualities of smoothness, whether it be a physical surface or an abstract concept, suggesting roughness, unevenness, or hindrances.
The word "unsmooth" is formed by adding the prefix "un-" to the adjective "smooth". Here, the prefix "un-" is a standard English prefix denoting negation or reversal. It is used to indicate the absence or opposite of a particular quality. In this case, "un-" negates the meaning of "smooth", which refers to something that is even, flat, or without irregularities.
