1: τέχνη
(Strong's #5078 — Noun Feminine — techne — tekh'-nay )

"an art, handicraft, trade," is used in Acts 17:29 , of the plastic art; in Acts 18:3 , of a trade or craft (AV, "occupation," RV, "trade"); in Revelation 18:22 , "craft" (cp. technites, "a craftsman," Eng., "technical"). See CRAFT , OCCUPATION , TRADE.

2: περίεργος
(Strong's #4021 — Adjective — periergos — per-ee'-er-gos )

lit., "a work about" (peri, "about," ergon, "a work"), hence, "busy about trifles," is used, in the plural, of things superfluous, "curious (or magical) arts," Acts 19:19; in 1—Timothy 5:13 , "busybodies." See BUSYBODY.