"Student" is a consonant-vowel-consonant-vowel (CVCV) syllable structure.
v/cv
Vc v
vc/v
Vc v
vc/v
vc v
The word "closet" is structured as VC CV, with the consonant cluster "cl" followed by the vowel-consonant sequence "o-se."
tyrant is a V/CV pattern
V/cv
v/cv
v/cv
v/cv