A — 1: καιρός
(Strong's #2540 — Noun Masculine — kairos — kahee-ros' )

primarily, "a due measure," is used of "a fixed and definite period, a time, season," and is translated "opportunity" in Galatians 6:10; Hebrews 11:15 . See SEASON , TIME , WHILE.

A — 2: εὐκαιρία
(Strong's #2120 — Noun Feminine — eukairia — yoo-kahee-ree'-ah )

"a fitting time, opportunity" (eu, "well," and No. 1), occurs in Matthew 26:16; Luke 22:6 . Cp. eukairos, "seasonable;" see CONVENIENT.

A — 3: τόπος
(Strong's #5117 — Noun Masculine — topos — top'-os )

"to place," is translated "opportunity" in Acts 25:16 , RV (AV, "licence"). See PLACE , ROOM.

B — 1: εὐκαιρέω
(Strong's #2119 — Verb — eukaireo — yoo-kahee-reh'-o )

"to have time or leisure" (akin to A, No. 2), is translated "he shall have opportunity" in 1—Corinthians 16:12 , RV (AV, "convenient time"). See LEISURE.

B — 2: ἀκαιρέομαι
(Strong's #170 — Verb — akaireomai — ak-ahee-reh'-om-ahee )

"to have no opportunity" (a, negative, and kairos, "season"), occurs in Philippians 4:10 .