สี่สิบ Learn Unstarted Literal Breakdown Recording English Thai Learn 4 (four) สี่ Learn 10 (ten) สิบ Learn Summary The Thai translation for “40 (forty)” is สี่สิบ. The Thai, สี่สิบ, can be broken down into 2 parts:"4 (four)" (สี่) and "10 (ten)" (สิบ). Examples of "40 (forty)" in use There are 4 examples of the Thai word for "40 (forty)" being used: Recording English Thai Learn forty teachers ครูสี่สิบคน Learn Forty people. (male polite form) สี่สิบคนครับ Learn 1540 (one thousand, five hundred and forty) หนึ่งพันห้าร้อยสี่สิบ Learn He was jailed for 40 years for trying to blow up a plane. เขาติดคุกเป็นเวลาสี่สิบปีเพราะพยายามระเบิดเครื่องบิน Learn Practice Lesson "40 (forty)" Practice (7) Lesson Learn Lesson words 10 (ten), 4 (four), 40 (forty) etc. View all lesson words Lesson phrases 1540 (one thousand, five hundred and forty), Forty people. (male polite form), forty teachers, He was jailed for 40 years for trying to blow up a plane. etc. View all lesson phrases Themed Courses Numbers 2 Numbers over 20 1 Numbers 0-10 1 Part of Speech Courses Adjectives 3 Acknowledgements Image source https://pixabay.com/en/celebration-birthday-40-4-0-forty-16302/ Report an error