Lexical Definition

‎רֵיקָם‎ rêyqâm (ray-kawm') emptily H:Adv
from ‎רֵיק‎

without cause, empty, in vain, void.

1) vainly, emptily
1a) in empty condition, empty, emptily
1b) in vain, without effect, vainly

See Greek: κενός

Usage: 6 forms in 16 verses
Form Translated As     In Verse(s)
רֵיקָֽם emptily Deut.15.13Deut.16.16
empty Exod.3.21Exod.23.15Exod.34.202Sam.1.22Jer.50.9
in vain Ps.25.3
without cause Ps.7.4
רֵיקָ֣ם empty Gen.31.42
רֵיקָ֖ם empty Ruth.3.17
רֵיקָ֔ם empty 1Sam.6.3Jer.14.3
רֵיקָ֑ם in vain Isa.55.11
with empty hands Job.22.9
וְרֵיקָ֖ם and empty Ruth.1.21

Brown-Driver-Briggs

‎רֵיקָם‎ adverb emptily, vainly; —

1. in empty condition, empty = with empty hands; with verb of sending Gen 31:42 (E), Deut 15:13; 1Sam 6:3; Job 22:9 of going forth Exod 3:21, returning Ruth 1:21; Ruth 3:17 = without an offering, ‎׳‎‎לֹא יֵרָאוּ פָנַי ד‎ Exod 23:15 (E) = Exod 34:20 (J), more fully Deut 16:16 (compare [‎פָנֶה‎] II.

2. ‎ראה‎ Niph`al 1 b).

2. in vain, without effect : with ‎שׁוּב‎ 2Sam 1:22 (poem), Isa 55:11; Jer 14:3 (but see ‎רֵיק‎ 1), Jer 50:9 probably also ‎׳‎‎צוֺרֲרִי ר‎ Ps 7:5* those who were my adversaries in vain (without success); ‎׳‎‎הַבּוֺגְדִים ר‎ Ps 25:3 that deal treacherously in vain <in both most without cause).

Brown-Driver-Briggs References

Book Refs
Genesis 31:42
Exodus 3:21 · 23:15 · 34:20
Deuteronomy 15:13 · 16:16
Ruth 1:21 · 3:17
1 Samuel 6:3
2 Samuel 1:22
Job 22:9
Psalms 7:5* · 25:3
Isaiah 55:11
Jeremiah 14:3 · 50:9