Usage: 10 forms in 21 verses
Form Translated As     In Verse(s)
διεχύθη be diffused LXX.Lev.13.34
should not be diffused LXX.Lev.13.32
was diffused LXX.Lev.14.39
διαχυθήσονται be dispersed LXX.Zech.1.17
διαχυθήσομαι I will disperse LXX.Jer.2.20
διαχυθήσεται shall be dispersed LXX.Ezek.30.16
διαχυθή should not be diffused LXX.Lev.13.28
διαχείται diffuse LXX.Lev.13.55
diffuses LXX.Prov.23.32
is diffused LXX.Job.21.24
is not dispersed LXX.Lev.14.48
διαχέηται diffuse LXX.Lev.13.23
it should have diffused LXX.Lev.13.22
should be diffused in LXX.Lev.13.35
should diffuse LXX.Lev.13.27LXX.Lev.13.51
should not be diffused LXX.Lev.13.53
διακεχυμένοι were dispersed LXX.1Sam.30.16
διακέχυται be dispersed LXX.Lev.14.44
should be diffused LXX.Lev.13.36
διέχεασ dispersed LXX.Jer.3.13

Liddell-Scott-Jones

διαχέω (diacheō) to diffuse G:V

διαχέω,

future -χεῶ, later -χύσω[Refs]aorist -έχεα, Epic dialect -έχευα (the only tense used by [Refs 8th c.BC+]:—pour different ways, scatter, τὸν χοῦν [Refs 5th c.BC+]

__b in [Refs 8th c.BC+], cut up a victim into joints, αῖψ᾽ ἄρα μιν διέχευαν [Refs 8th c.BC+]
__2 disperse, τὰ συγκεκριμένα [Refs 5th c.BC+]; melt, fuse, χαλκόν [Refs 2nd c.AD+]; liquefy, opposed to πηγνύναι, [Refs 5th c.BC+]; δ. ἀποστήματα disperse abscesses, [Refs 4th c.BC+]; δ. ἴχνη to destroy the scent, [Refs 5th c.BC+] —passive [Refs]:—also middle, dissolve, [Refs 2nd c.BC+]
__3 metaphorically, confound, τὰ βεβουλευμένα [Refs 5th c.BC+]
__4 put in a good humour, τινὰ ὁμιλίαις καὶ λόγοις [Refs 1st c.AD+]
__II more frequently in passive, to be poured from one vessel into another, [Refs 5th c.BC+]
__II.2 run through, spread, [Refs 5th c.BC+]
__II.3 to be dissolved, liquefied, [Refs 5th c.BC+]; of a corpse, [Refs 5th c.BC+]; disperse, of soldiers, [Refs 5th c.BC+]; of humours, [Refs 5th c.BC+]
__II.4 metaphorically, to be or become diffused or relaxed, εὐφραινόμενον -χεῖται, opposed to λυπούμενον συσπειρᾶται, [Refs 5th c.BC+]; τῆς ψυχῆς τὸ παθητικὸν διακεχυμένον ὑπὸ τοῦ λόγου Zeno cited in [Refs 3rd c.AD+]