Thinkpad rhymes with:
keypad, messagepad, amistad, amstrad, armstrad, autorad, branstad, caridad, compuadd, comrade, doodad, dyad, ecad, ekblad, ershad, galahad, grandad, halmstad, hyderabad, ironclad, kaliningrad, keypad, kjenstad, kvistad, leningrad, magistad, messagepad, mirsad, mongstad, nomad, novogrod, olympiad, semiclad, sinbad, soledad, stalingrad, triad, trinidad, unctad, undergrad, visegrad, volgograd, zycad