Lexical Definition

‎שָׂחָה‎ sâchâh (saw-khaw') to swim H:V
a primitive root

(make to) swim.

1) to swim
1a) (Qal) swim (participle)
1b) (Hiphil) to make to swim

See Greek: λούω

Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
לִשְׂח֑וֹת to swim Isa.25.11
הַשֹּׂחֶ֖ה swimmer Isa.25.11
אַשְׂחֶ֣ה I make swim Ps.6.6

Brown-Driver-Briggs

[‎שָׂחָה‎] verb swim (Late Hebrew ‎סָחוּ‎ swimming; Targum ‎סְחָא‎, Syriac swim, bathe, also ‎סָחְיָא‎, ‎סַחְיָנָא‎, ‎שָׂחְיָנָא‎ swimmer; Aph`el wash); —

Qal Participle + Infinitive construct ‎כַּאֲשֶׁר יְפָרֵשׂ הַשּׂחֶה לִשְׂחוֺת‎ Isa 25:11. Hiph`il Imperfect 1 singular ‎אַשְׂחֶה‎ Ps 6:7* I make my bed swim (with my tears; another view below ‎שִׂיחַ‎Qal 1).

Brown-Driver-Briggs References

Book Refs
Psalms 6:7*
Isaiah 25:11