-ля

• -ля: IPA^(key): [ lʲa]
• -ля́: IPA^(key): [ ˈlʲa]

From rebracketing *-lъ +‎ *-ja. Reanalyze as -ла f (-la, suffix form) +‎ -я (-ja).

-́ля • (-́lja) f

1. forms nouns denoting the place where an occupation or office is performed

   ‎ночувати (nočuvaty, “to spend a night”) + ‎-ля (-lja) → ‎ночівля (nočivlja, “lodging for overnight”)

2. forms nouns denoting objects taking their characteristics from a particular application on them

   ‎торгувати (torhuvaty, “to trade”) + ‎-ля (-lja) → ‎торгівля inan (torhivlja, “tradecraft”)

   ‎ткати (tkaty, “to weave”) + ‎-ля (-lja) → ‎ткаля anim (tkalja, “female weaver”)

See the etymology of the corresponding lemma form.

-ля • (-lja) m

1. genitive singular of -ль / -ель (-lʹ)