la trepidación - trembling, shaking, vibration, trepidationSpanish example: Un fuerte temblor de tierra se ha sentido a las doce menos veinte.
English example: A strong shaking of the earth was felt at 11:40.
Source: la trepidación - trembling, shaking, vibration, trepidation (https://www.123teachme.com/spanish_feeds/word_of_the_day/2022/3/2)