accumulate - to get more and more of something over a period of time - เก็บสะสม, สะสม, สั่งสมมานาน Articles found: Extreme heat forecast (20/02/2024) Heavy rain forecast nationwide (16/09/2022) Bangkok hit by heavy rain (16/08/2022) Govt plans to charge foreigners more than Thais for hotel rooms (07/07/2022) 7,650 new Covid cases, 56 deaths Wednesday (11/05/2022)