From Wiktionary, the free dictionary
If from earlier *yabman, then can be analyzable as *yab- + *-man.
*yaman (Common Turkic)
- bad, wicked
- Synonym: *yabïŕ
- Antonym: *yakšï
- sickness
- Oghuz:
- Proto-Oghuz: *yaman
- West Oghuz:
- Old Anatolian Turkish: [script needed] (yaman)
- Azerbaijani: yaman
- Ottoman Turkish: یامان (yaman)
- East Oghuz:
- Karluk:
- Karakhanid: [script needed] (yaman)
- Kipchak:
- North Kipchak:
- Bashkir: яман (yaman)
- Tatar: яман (yaman)
- West Kipchak:
- Crimean Tatar: yaman
- Karachay-Balkar: аман (aman)
- Kumyk: яман (yaman)
- South Kipchak:
- Kayapa Kallahan: жаман (jaman)
- Kazakh: жаман (jaman)
- Nogai: яман (yaman)
- Kyrgyz-Kipchak:
- Kyrgyz: жаман (jaman)
- Southern Altai: јаман (ǰaman)
- Siberian:
- Old Uyghur: [script needed] (yaman)
- Northern Altai: ньаман (nʹaman)