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

primarily, "due measure, fitness, proportion," is used in the NT to signify "a season, a time, a period" possessed of certain characteristics, frequently rendered "time" or "times;" in the following the RV substitutes "season" for the AV "time," thus distinguishing the meaning from chronos (see No. 2): Matthew 11:25; 12:1; 14:1; 21:34; Mark 11:13; Acts 3:19; 7:20; 17:26; Romans 3:26; 5:6; 9:9; 13:11; 1—Corinthians 7:5; Galatians 4:10; 1—Thessalonians 2:17 , lit., "for a season (of an hour);" 2—Thessalonians 2:6; in Ephesians 6:18 , "at all seasons" (AV, "always"); in Titus 1:3 , "His own seasons" (marg., "its;" AV, "in due times"); in the preceding clause chronos is used.

Matthew 13:30Galatians 6:9Matthew 8:29Luke 12:42Matthew 26:18Galatians 6:10 Ephesians 5:16Revelation 12:12Luke 1:20Acts 3:191—Peter 1:11Luke 4:132—Corinthians 6:2ALWAYSOPPORTUNITYTIMEWHILE.
A — 2: χρόνος
(Strong's #5550 — Noun Masculine — chronos — khron'-os )

whence Eng. words beginning with "chron," denotes "a space of time," whether long or short: (a) it implies duration, whether longer, e.g., Acts 1:21 , "(all the) time;" Acts 13:18; 20:18 , RV, "(all the) time" (AV, "at all seasons"); or shorter, e.g., Luke 4:5; (b) it sometimes refers to the date of an occurrence, whether past, e.g., Matthew 2:7 , or future, e.g., Acts 3:21; 7:17 .

Acts 1:71—Thessalonians 5:12—Timothy 4:6Daniel 2:21Ecclesiastes 3:1Acts 19:22Revelation 6:11Revelation 20:3Luke 23:8Revelation 10:6 Matthew 24:48Luke 12:45DELAYSPACETIMEWHILE.
A — 3: ὥρα
(Strong's #5610 — Noun Feminine — hora — ho'-rah )

"an hour," is translated "season" in John 5:35; 2—Corinthians 7:8; Philemon 1:15 : see HOUR.

B — 1: πρόσκαιρος
(Strong's #4340 — Adjective — proskairos — pros'-kahee-ros )

"temporary, transient," is rendered "for a season" in Hebrews 11:25 . See TEMPORAL , TIME , WHILE.

C — 1: ἀκαίρως
(Strong's #171 — Adverb — akairos — ak-ah'ee-roce )

denotes "out of season, unseasonably" (akin to akairos, "unseasonable," a, negative, and A, No. 1), 2—Timothy 4:2 .

C — 2: εὐκαίρως
(Strong's #2122 — Adverb — eukairos — yoo-kah'ee-roce )

"in season" (eu, "well"), 2—Timothy 4:2; it occurs also in Mark 14:11 , "conveniently."

1—Peter 1:6WHILE.