The words, though and thought are two different correctly spelt words. Though, means however. Example (he walked the dog, "though" he got ice-pops first) or (he walked the dog, however, he got...
That is the correct spelling of "even though" (a variation of although).
Eh - ubeh - eh - eneh - the - atseh (just near) - oh - u:h - heh - atseh
Probably because they're idiots.
Your spelling is correct.