Dek siw
Dek siw (Thai language: เด็กซิ่ว) means "fossil student" and refers to Thai students who have graduated from high school but not yet entered a university. Dek siw spend a year (or more) studying at home or at cram school hoping to do better on GAT-PAT, O-Net and the central examinations for a better chance to gain admittance a top university.