tamen-etsī or tamen etsī
conj, notwithstanding that, although, though: at Romanus homo, tamenetsi res bene gesta est, trepidat, Enn. ap. C.: tamen etsi hoc verum est?and yet, T.: tamen etsi omnium causā velle debeo, tamen, etc.
tămĕnetsi, v. tametsi. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.