🔼The name Temah in the Bible
There's only one man named Temah (or Thamah as some translations have) in the Bible; both Ezra and Nehemiah mention him among the patriarchs of families of Nethinim who returned from the Babylonian exile (Ezra 2:53, Nehemiah 7:55).
🔼Etymology of the name Temah
Commentators appear generally reluctant to point out the similarity between this name and the word תמח, meaning to blot out, as used in Nehemiah 13:14 — the variant תמחה occurs in Deuteronomy 25:19 and Nehemiah 4:5 — which derives from the verb מחה (maha I), meaning to wipe or blot out:
For a meaning of the name Temah, NOBSE Study Bible Name List goes for a rather paraphrased Combat.
Jones' Dictionary of Old Testament Proper Names translates our name with a ridiculous "Laughing," taking it from a hitherto unknown root, as he appears unable to imagine parents calling their child Blot Out. What escapes this otherwise fine scholar is that old-world Hebrew parents would frequently name their kids in commemoration of events, proceedings or theological theory subsets, and not in any hope that these things would ever apply to their children personally.
BDB Theological Dictionary does not translate this name or list it under a particular root.