Thecla rhymes with:
thekla, hecla, tecla, thekla, arkla, cwikla, fuklah, hankla, hecla, kukla, shukla, tecla, thekla
Thecla sounds like:
tackle, tagle, tassel, taxol, teagle, teasley, tecla, tediously, tequila, tequiliu, tesla, tesol, thekla, thickly, thiokol, this'll, thusly, tickle, toggle, tougaloo, tousley, towsley, tuccillo, tuggle, tugwell, tusla, tussle, tuzla, twichell, twitchell