From an unused root apparently meaning to crackle; a dry twig or brushwood -- melting.
H2003. hemes
[הֶ֫מֶס] noun [masculine] only plural הֲמָסִים brushwood (compare De Che Di RV; some such meaning probably from context) הֲמָסִים אֵשׁ כִּקְדֹהַ Isaiah 64:1 as fire kindleth brushwood (VB).
המר (√ of following; compare Arabic pour, pour out).