Do you think that the following two sets of terms have a common origin? Tagalog *tahón > panahón "season, time" > taón "year" Malay tahun "year" Maya tun "year (360 days)" Maya k'atun "20 tun" Maya bak'tun "20 k'atun" Jean-Paul G. POTET. B. P. 46. 92114 CLICHY CEDEX. FRANCE.