Brown-Driver-Briggs (BDB)
H3856a
H3856a לָהַה languish , faint H3856b לִהְלֵהַּ vb. quadril . amaze , startle
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain
Strong's H3856 · Hebrew
lahahh
law-hah'
a primitive root meaning properly, to burn, i.e. (by implication) to be rabid (figuratively, insane); also (from the exhaustion of frenzy) to languish